feat: Update Python vendor workflow

.github/workflows/python-vendor.yml

@@ -3,7 +3,6 @@ name: Python - Vendoring
 
 on:
   push:
-  pull_request:
   workflow_call:
     inputs:
       custom-property:
@@ -48,6 +47,9 @@ jobs:
     runs-on: ubuntu-latest
     needs: [ custom-property ]
     if: ${{ needs.custom-property.outputs.osstype == 'Actions' }}
+    permissions:
+      contents: write
+      pull-requests: write
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -76,15 +78,14 @@ jobs:
           CHANGES=$(git status --porcelain | wc -l)
           echo "changes=$CHANGES" >> "$GITHUB_OUTPUT"
         
-      - name: "Update vendored dependencies (Push)"
-        if: ${{ steps.vendoring.outputs.changes != 0 && (github.event_name == 'push' || github.event_name == 'workflow_dispatch') }}
+      - name: "Create Pull Request with updated vendored dependencies"
+        if: ${{ steps.vendoring.outputs.changes > 0 }}
         uses: peter-evans/create-pull-request@v6
         with:
           token: ${{ github.token }}
           commit-message: "[chore]: Update vendored dependencies"
           title: "[chore]: Update vendored dependencies"
           branch: update-vendored-dependencies
-          base: ${{ github.event.before }}
           labels: dependencies
           body: |
             This is an automated PR to update that vendored dependencies are up to date.