Make sure bazel_rules_* tests work with --enable_workspace=false

A part of #23087

Working towards: #23023

PiperOrigin-RevId: 660787082
Change-Id: Iad10e9795db06421c104e149bd2e695262ff225b

src/test/shell/bazel/bazel_rules_cc_test.sh

@@ -78,11 +78,12 @@ filegroup(name = 'yolo')
 EOF
 
   cd rules_cc_can_be_overridden || fail "couldn't cd into workspace"
-  bazel build --noenable_bzlmod @rules_cc//:yolo &> $TEST_log || \
+  bazel build --noenable_bzlmod --enable_workspace @rules_cc//:yolo &> $TEST_log || \
     fail "Bazel failed to build @rules_cc"
 }
 
 function test_rules_cc_repository_builds_itself() {
+  add_rules_cc "MODULE.bazel"
   write_default_bazelrc
 
   # We test that a built-in @rules_cc repository is buildable.

src/test/shell/bazel/bazel_rules_java_test.sh

@@ -85,13 +85,13 @@ def rules_java_toolchains():
 EOF
 
   cd rules_java_can_be_overridden || fail "couldn't cd into workspace"
-  bazel build --noenable_bzlmod @rules_java//:yolo &> $TEST_log || \
+  bazel build --noenable_bzlmod --enable_workspace @rules_java//:yolo &> $TEST_log || \
     fail "Bazel failed to build @rules_java"
 }
 
 function test_rules_java_repository_builds_itself() {
+  add_rules_java "MODULE.bazel"
   write_default_bazelrc
-  setup_skylib_support
 
   # We test that a built-in @rules_java repository is buildable.
   bazel build -- @rules_java//java/... &> $TEST_log \