.zuul, playbooks: Optimize the CI on stable Fedora nodes

Currently, the runtime environment tests have been frequently timing out
on stable Fedora nodes.  Instead of taking the shortcut of increasing
the timeout, they were split by the Toolbx images they use, similar to
what already happens for Fedora Rawhide nodes [1].

[1] Commit 987f5e2
    987f5e259289b4b3
    #1551

#1571

.zuul.yaml

@@ -93,15 +93,26 @@
     run: playbooks/system-test-commands-options.yaml
 
 - job:
-    name: system-test-fedora-41-runtime-environment
-    description: Run Toolbx's runtime-environment system tests in Fedora 41
+    name: system-test-fedora-41-runtime-environment-arch-fedora
+    description: Run Toolbx's (arch-fedora,runtime-environment) system tests in Fedora 41
     timeout: 6300
     nodeset:
       nodes:
         - name: fedora-41
           label: cloud-fedora-41
     pre-run: playbooks/setup-env.yaml
-    run: playbooks/system-test-runtime-environment.yaml
+    run: playbooks/system-test-runtime-environment-arch-fedora.yaml
+
+- job:
+    name: system-test-fedora-41-runtime-environment-ubuntu
+    description: Run Toolbx's (runtime-environment,ubuntu) system tests in Fedora 41
+    timeout: 6300
+    nodeset:
+      nodes:
+        - name: fedora-41
+          label: cloud-fedora-41
+    pre-run: playbooks/setup-env.yaml
+    run: playbooks/system-test-runtime-environment-ubuntu.yaml
 
 - job:
     name: system-test-fedora-40-commands-options
@@ -115,15 +126,26 @@
     run: playbooks/system-test-commands-options.yaml
 
 - job:
-    name: system-test-fedora-40-runtime-environment
-    description: Run Toolbx's runtime-environment system tests in Fedora 40
+    name: system-test-fedora-40-runtime-environment-arch-fedora
+    description: Run Toolbx's (arch-fedora,runtime-environment) system tests in Fedora 40
+    timeout: 6300
+    nodeset:
+      nodes:
+        - name: fedora-40
+          label: cloud-fedora-40
+    pre-run: playbooks/setup-env.yaml
+    run: playbooks/system-test-runtime-environment-arch-fedora.yaml
+
+- job:
+    name: system-test-fedora-40-runtime-environment-ubuntu
+    description: Run Toolbx's (runtime-environment,ubuntu) system tests in Fedora 40
     timeout: 6300
     nodeset:
       nodes:
         - name: fedora-40
           label: cloud-fedora-40
     pre-run: playbooks/setup-env.yaml
-    run: playbooks/system-test-runtime-environment.yaml
+    run: playbooks/system-test-runtime-environment-ubuntu.yaml
 
 - job:
     name: system-test-fedora-39-commands-options
@@ -137,15 +159,26 @@
     run: playbooks/system-test-commands-options.yaml
 
 - job:
-    name: system-test-fedora-39-runtime-environment
-    description: Run Toolbx's runtime-environment system tests in Fedora 39
+    name: system-test-fedora-39-runtime-environment-arch-fedora
+    description: Run Toolbx's (arch-fedora,runtime-environment) system tests in Fedora 39
     timeout: 6300
     nodeset:
       nodes:
         - name: fedora-39
           label: cloud-fedora-39
     pre-run: playbooks/setup-env.yaml
-    run: playbooks/system-test-runtime-environment.yaml
+    run: playbooks/system-test-runtime-environment-arch-fedora.yaml
+
+- job:
+    name: system-test-fedora-39-runtime-environment-ubuntu
+    description: Run Toolbx's (runtime-environment,ubuntu) system tests in Fedora 39
+    timeout: 6300
+    nodeset:
+      nodes:
+        - name: fedora-39
+          label: cloud-fedora-39
+    pre-run: playbooks/setup-env.yaml
+    run: playbooks/system-test-runtime-environment-ubuntu.yaml
 
 - project:
     periodic:
@@ -154,11 +187,14 @@
         - system-test-fedora-rawhide-runtime-environment-arch-fedora
         - system-test-fedora-rawhide-runtime-environment-ubuntu
         - system-test-fedora-41-commands-options
-        - system-test-fedora-41-runtime-environment
+        - system-test-fedora-41-runtime-environment-arch-fedora
+        - system-test-fedora-41-runtime-environment-ubuntu
         - system-test-fedora-40-commands-options
-        - system-test-fedora-40-runtime-environment
+        - system-test-fedora-40-runtime-environment-arch-fedora
+        - system-test-fedora-40-runtime-environment-ubuntu
         - system-test-fedora-39-commands-options
-        - system-test-fedora-39-runtime-environment
+        - system-test-fedora-39-runtime-environment-arch-fedora
+        - system-test-fedora-39-runtime-environment-ubuntu
     check:
       jobs:
         - unit-test
@@ -168,11 +204,14 @@
         - system-test-fedora-rawhide-runtime-environment-arch-fedora
         - system-test-fedora-rawhide-runtime-environment-ubuntu
         - system-test-fedora-41-commands-options
-        - system-test-fedora-41-runtime-environment
+        - system-test-fedora-41-runtime-environment-arch-fedora
+        - system-test-fedora-41-runtime-environment-ubuntu
         - system-test-fedora-40-commands-options
-        - system-test-fedora-40-runtime-environment
+        - system-test-fedora-40-runtime-environment-arch-fedora
+        - system-test-fedora-40-runtime-environment-ubuntu
         - system-test-fedora-39-commands-options
-        - system-test-fedora-39-runtime-environment
+        - system-test-fedora-39-runtime-environment-arch-fedora
+        - system-test-fedora-39-runtime-environment-ubuntu
     gate:
       jobs:
         - unit-test
@@ -182,8 +221,11 @@
         - system-test-fedora-rawhide-runtime-environment-arch-fedora
         - system-test-fedora-rawhide-runtime-environment-ubuntu
         - system-test-fedora-41-commands-options
-        - system-test-fedora-41-runtime-environment
+        - system-test-fedora-41-runtime-environment-arch-fedora
+        - system-test-fedora-41-runtime-environment-ubuntu
         - system-test-fedora-40-commands-options
-        - system-test-fedora-40-runtime-environment
+        - system-test-fedora-40-runtime-environment-arch-fedora
+        - system-test-fedora-40-runtime-environment-ubuntu
         - system-test-fedora-39-commands-options
-        - system-test-fedora-39-runtime-environment
+        - system-test-fedora-39-runtime-environment-arch-fedora
+        - system-test-fedora-39-runtime-environment-ubuntu