use action input for pat

Author: 0marperez

.github/actions/merge-main/action.yml

@@ -13,7 +13,7 @@ runs:
       uses: actions/checkout@v4
       with:
         fetch-depth: 0
-        token: '${{ secrets.CI_USER_PAT }}'
+        token: ${{ inputs.ci-user-pat }}
 
     - name: Set up Git
       shell: bash