auto-approve.yml in rack-graphql-2.9.0

- old
+ new

@@ -1,11 +1,9 @@
 # automatically approve PRs submitted by Dependabot or Renofidev
 # this will allow Dependabot to automatically merge dependency update PRs where CI passes
 # from: https://github.com/hmarr/auto-approve-action
 name: Auto approve dependency upgrades PRs
-
-on:
-  pull_request
+on: pull_request_target
 
 jobs:
   auto-approve:
     runs-on: ubuntu-latest
     steps: