Merge pull request #53 from puppetlabs/revert-52-maint_one

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

Author: jordanbreen28

.github/workflows/labeller.yml

@@ -4,7 +4,7 @@ on:
   issues:
     types:
       - opened
-  pull_request:
+  pull_request_target:
     types:
       - opened