Update list of maintainers (#332)

The list hasn't been updated since the begining ... Need to credit new
folks and remove former maintainer (Mario)

OWNERS

@@ -1,18 +1,18 @@
 approvers:
-- mariomac
 - jotak
 - jpinsonneau
 - OlivierCazade
 - eranra
 - KalmanMeth
 - ronensc
+- msherif1234
 options: {}
 reviewers:
-- mariomac
 - jotak
 - jpinsonneau
 - OlivierCazade
 - stleerh
 - eranra
 - KalmanMeth
 - ronensc
+- msherif1234

bundle/manifests/netobserv-operator.clusterserviceversion.yaml

@@ -814,14 +814,20 @@ spec:
   - name: Discussion board
     url: https://github.com/netobserv/network-observability-operator/discussions
   maintainers:
-  - email: jtakvori@redhat.com
-    name: Joel Takvorian
   - email: jpinsonn@redhat.com
     name: Julien Pinsonneau
-  - email: mmaciasl@redhat.com
-    name: Mario Macias
+  - email: jtakvori@redhat.com
+    name: Joel Takvorian
+  - email: kmeth@redhat.com
+    name: Kalman Meth
+  - email: mmahmoud@redhat.com
+    name: Mohamed S. Mahmoud
   - email: ocazade@redhat.com
     name: Olivier Cazade
+  - email: rschaffe@redhat.com
+    name: Ronen Schaffer
+  - email: stlee@redhat.com
+    name: Steven Lee
   maturity: alpha
   minKubeVersion: 1.23.0
   provider:

config/manifests/bases/netobserv-operator.clusterserviceversion.yaml

@@ -64,14 +64,20 @@ spec:
   - name: Discussion board
     url: https://github.com/netobserv/network-observability-operator/discussions
   maintainers:
-  - email: jtakvori@redhat.com
-    name: Joel Takvorian
   - email: jpinsonn@redhat.com
     name: Julien Pinsonneau
-  - email: mmaciasl@redhat.com
-    name: Mario Macias
+  - email: jtakvori@redhat.com
+    name: Joel Takvorian
+  - email: kmeth@redhat.com
+    name: Kalman Meth
+  - email: mmahmoud@redhat.com
+    name: Mohamed S. Mahmoud
   - email: ocazade@redhat.com
     name: Olivier Cazade
+  - email: rschaffe@redhat.com
+    name: Ronen Schaffer
+  - email: stlee@redhat.com
+    name: Steven Lee
   maturity: alpha
   minKubeVersion: 1.23.0
   provider: