Fix OKD SCOS upgrade periodic jobs (drop openshift_installer) (openshift#77998)

Fixes remaining jobs that were missed in openshift#77943:
- release-openshift-okd-scos-installer-e2e-aws-upgrade-from-scos-next
- release-openshift-okd-scos-installer-e2e-gcp-upgrade-from-scos-stable
- release-openshift-okd-scos-installer-e2e-gcp-upgrade-from-scos-next
Convert from deprecated openshift_installer to steps/workflow format.

Author: sarthakpurohit

ci-operator/jobs/openshift/release/openshift-release-infra-periodics.yaml

@@ -2730,21 +2730,23 @@ periodics:
                 memory: 200Mi
           tests:
           - as: e2e-$(CLUSTER_TYPE)
-            commands: TEST_SUITE=openshift/conformance/parallel run-tests
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
+              workflow: openshift-e2e-$(CLUSTER_TYPE)
           - as: e2e-$(CLUSTER_TYPE)-serial
-            commands: TEST_SUITE=openshift/conformance/serial run-tests
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
+              workflow: openshift-e2e-$(CLUSTER_TYPE)-serial
           - as: e2e-$(CLUSTER_TYPE)-upgrade
             steps:
               cluster_profile: "$(CLUSTER_TYPE)"
               workflow: openshift-upgrade-$(CLUSTER_TYPE)
           - as: launch-$(CLUSTER_TYPE)
-            commands: sleep 9000 & wait
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
+              test:
+              - ref: clusterbot-wait
+              workflow: openshift-e2e-$(CLUSTER_TYPE)
       image: quay-proxy.ci.openshift.org/openshift/ci:ci_ci-operator_latest
       imagePullPolicy: Always
       name: ""
@@ -2933,22 +2935,23 @@ periodics:
                 memory: 200Mi
           tests:
           - as: e2e-$(CLUSTER_TYPE)
-            commands: TEST_SUITE=openshift/conformance/parallel run-tests
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
+              workflow: openshift-e2e-$(CLUSTER_TYPE)
           - as: e2e-$(CLUSTER_TYPE)-serial
-            commands: TEST_SUITE=openshift/conformance/serial run-tests
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
+              workflow: openshift-e2e-$(CLUSTER_TYPE)-serial
           - as: e2e-$(CLUSTER_TYPE)-upgrade
-            commands: TEST_SUITE=all run-upgrade-tests
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
-              upgrade: true
+              workflow: openshift-upgrade-$(CLUSTER_TYPE)
           - as: launch-$(CLUSTER_TYPE)
-            commands: sleep 9000 & wait
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
+              test:
+              - ref: clusterbot-wait
+              workflow: openshift-e2e-$(CLUSTER_TYPE)
       image: quay-proxy.ci.openshift.org/openshift/ci:ci_ci-operator_latest
       imagePullPolicy: Always
       name: ""
@@ -3032,22 +3035,23 @@ periodics:
                 memory: 200Mi
           tests:
           - as: e2e-$(CLUSTER_TYPE)
-            commands: TEST_SUITE=openshift/conformance/parallel run-tests
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
+              workflow: openshift-e2e-$(CLUSTER_TYPE)
           - as: e2e-$(CLUSTER_TYPE)-serial
-            commands: TEST_SUITE=openshift/conformance/serial run-tests
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
+              workflow: openshift-e2e-$(CLUSTER_TYPE)-serial
           - as: e2e-$(CLUSTER_TYPE)-upgrade
-            commands: TEST_SUITE=all run-upgrade-tests
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
-              upgrade: true
+              workflow: openshift-upgrade-$(CLUSTER_TYPE)
           - as: launch-$(CLUSTER_TYPE)
-            commands: sleep 9000 & wait
-            openshift_installer:
+            steps:
               cluster_profile: "$(CLUSTER_TYPE)"
+              test:
+              - ref: clusterbot-wait
+              workflow: openshift-e2e-$(CLUSTER_TYPE)
       image: quay-proxy.ci.openshift.org/openshift/ci:ci_ci-operator_latest
       imagePullPolicy: Always
       name: ""