Replace multi-arch builds with s390x-only to fix build issues

Author: Deepali1999

config/jobs/kubernetes-sigs/kueue/kueue-periodic-s390x-ppc64le-main.yaml renamed to config/jobs/kubernetes-sigs/kueue/kueue-periodic-s390x-main.yaml

@@ -34,7 +34,7 @@ periodics:
           args:
             - make
             - image-build
-            - PLATFORMS=linux/s390x,linux/ppc64le
+            - PLATFORMS=linux/s390x
           # docker-in-docker needs privileged mode
           securityContext:
             privileged: true

config/jobs/kubernetes-sigs/kueue/kueue-periodics-s390x-ppc64le-release-0.12.yaml renamed to config/jobs/kubernetes-sigs/kueue/kueue-periodics-s390x-release-0.12.yaml

@@ -34,7 +34,7 @@ periodics:
           args:
             - make
             - image-build
-            - PLATFORMS=linux/s390x,linux/ppc64le
+            - PLATFORMS=linux/s390x
           # docker-in-docker needs privileged mode
           securityContext:
             privileged: true

config/jobs/kubernetes-sigs/kueue/kueue-periodics-s390x-ppc64le-release-0.13.yaml renamed to config/jobs/kubernetes-sigs/kueue/kueue-periodics-s390x-release-0.13.yaml

@@ -34,7 +34,7 @@ periodics:
           args:
             - make
             - image-build
-            - PLATFORMS=linux/s390x,linux/ppc64le
+            - PLATFORMS=linux/s390x
           # docker-in-docker needs privileged mode
           securityContext:
             privileged: true