Fix Docker password value variable name

Author: geeksbsmrt

.github/workflows/deploy-prod.yaml

@@ -176,7 +176,7 @@ jobs:
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
-          password: ${{ secrets.DOCKER_PASSWORD }}
+          password: ${{ secrets.DOCKER_PAT }}
       - name: Pull latest Docker images
         run: |
           cd "${{ secrets.DOCKER_DIR }}"