[test_alerts] Remove duplicate testcase

Author: elfiesmelfie

roles/test_alerts/tasks/test_creating_a_standard_alert_route_in_alert_manager.yml

@@ -13,7 +13,7 @@
 - name: "Do the test procedure"
   block:
       # TODO: put the patch into a file. and use --patch-file instead of -p OR slurp the file from files/
-    - name: "RHELOSP-144965 Patch the ServiceTelemetry object for the STF deployment"
+    - name: "Patch the ServiceTelemetry object for the STF deployment"
       ansible.builtin.shell:
         cmd: |
           oc patch stf default --type merge -p '{"spec": {"alertmanagerConfigManifest": "apiVersion: v1\nkind: Secret\nmetadata:\n  name: 'alertmanager-default'\n  namespace: 'service-telemetry'\ntype: Opaque\nstringData:\n  alertmanager.yaml: |-\n    global:\n      resolve_timeout: 10m\n    route:\n      group_by: ['job']\n      group_wait: 30s\n      group_interval: 5m\n      repeat_interval: 12h\n      receiver: 'null'\n    receivers:\n    - name: 'null'\n"}}'