Merge pull request #355 from puppetlabs/revert-354-maint_one

Revert "(maint) Change from `pull_request_target` to `pull_request`"

Author: jordanbreen28

.github/workflows/labeller.yml

@@ -6,7 +6,7 @@ on:
       - opened
       - labeled
       - unlabeled
-  pull_request:
+  pull_request_target:
     types:
       - opened
       - labeled