workflows/versions: Enable auto-merge

Signed-off-by: ArthurSens <arthursens2005@gmail.com>

.github/workflows/versions.yaml

@@ -45,6 +45,7 @@ jobs:
         fi
     - name: Create Pull Request
       uses: peter-evans/create-pull-request@v3
+      id: cpr
       with:
         commit-message: "[bot] [${{ matrix.branch }}] Automated version update"
         title: "[bot] [${{ matrix.branch }}] Automated version update"
@@ -77,3 +78,9 @@ jobs:
         # GITHUB_TOKEN cannot be used as it won't trigger CI in a created PR
         # More in https://github.com/peter-evans/create-pull-request/issues/155
         token: ${{ secrets.PROM_OP_BOT_PAT }}
+
+    - name: Enable auto-merge
+      uses: peter-evans/enable-pull-request-automerge@v1
+      with:
+        token: ${{ secrets.PROM_OP_BOT_PAT }}
+        pull-request-number: ${{ steps.cpr.outputs.pull-request-number }}