Re-enable persist-credentials to allow changesets to be added

Author: niklasga

.github/workflows/dependabot-changesets.yml

@@ -21,7 +21,7 @@ jobs:
 
       - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
-          persist-credentials: false
+          persist-credentials: true # Needed for pushing new changesets
 
       - name: Set up JDK 17
         uses: actions/setup-java@c5195efecf7bdfc987ee8bae7a71cb8b11521c00 # v4.7.1