Apply suggestions from code review

Co-authored-by: Trask Stalnaker <[email protected]>

Author: svrnm

.github/workflows/pr-actions.yml

@@ -4,7 +4,8 @@ on:
   issue_comment:
     types: [created]
 
-permissions: read-all
+permissions:
+  contents: read
 
 env:
   COMMENT: ${{ github.event.comment.body }}
@@ -20,9 +21,6 @@ jobs:
     if: |
       github.event.issue.pull_request &&
       startsWith(github.event.comment.body, '/fix:')
-    permissions:
-      contents: read
-      pull-requests: write
 
     outputs:
       action_name: ${{ steps.extract.outputs.action_name }}