Fix arc prod pipeline timeout issue (#1564)

* Fix timeout issue

* Add original wait time for pilot region

Author: suyadav1

.pipelines/ci-arc-k8s-extension-prod-release.yaml

@@ -588,6 +588,7 @@ extends:
       jobs:
       - job: WaitJob
         displayName: Wait for Bake Time
+        timeoutInMinutes: 1600
         pool: server
         steps:
         - task: Delay@1
@@ -864,6 +865,7 @@ extends:
       jobs:
       - job: WaitJob
         displayName: Wait for Bake Time
+        timeoutInMinutes: 1600
         pool: server
         steps:
         - task: Delay@1
@@ -1140,6 +1142,7 @@ extends:
       jobs:
       - job: WaitJob
         displayName: Wait for Bake Time
+        timeoutInMinutes: 1600
         pool: server
         steps:
         - task: Delay@1