fix: flatten workflow.argument for pull-requests

The `workflow.arguments` variable can be a list of lists and simply checking if the string `KAYOBE_AUTOMATION_PR_TYPE` is contained will not work without flattening the list

Author: jackhodgkiss

roles/github/templates/generic.yml.j2

@@ -6,7 +6,7 @@ jobs:
     permissions:
       contents: write
       packages: %% 'read' if github_registry_url == 'ghcr.io' else 'none' %%
-      pull-requests: %% 'write' if 'KAYOBE_AUTOMATION_PR_TYPE' in workflow.arguments else 'none' %%
+      pull-requests: %% 'write' if 'KAYOBE_AUTOMATION_PR_TYPE' in workflow.arguments | flatten else 'none' %%
     container:
       image: %% github_registry_url %%/%% github_image_name %%:%% github_image_tag %%
       credentials: