Add allowed-files to Evergreen workflow push-to-pull-request-branch for workflow files

Agent-Logs-Url: https://github.com/githubnext/tsessebe/sessions/7272e559-b8df-4c4c-8dec-e65211b0a1d0

Co-authored-by: mrjf <180956+mrjf@users.noreply.github.com>

Author: Copilot

.github/workflows/evergreen.lock.yml

@@ -26,6 +26,12 @@ safe-outputs:
   push-to-pull-request-branch:
     target: "*"
     max: 3
+    allowed-files:
+      - ".github/workflows/autoloop.lock.yml"
+      - ".github/workflows/autoloop.md"
+      - ".github/workflows/evergreen.lock.yml"
+      - ".github/workflows/evergreen.md"
+      - ".github/workflows/pages.yml"
   add-comment:
     max: 3
     target: "*"