update env name

Author: zhuo.wan

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
       uses: docker/login-action@v1
       with:
         username: ${{ secrets.DOCKER_USERNAME }}
-        password: ${{ secrets.DOCKER_PASSWORD }}
+        password: ${{ secrets.DOCKER_TOKEN }}
 
     - name: Read version
       id: vars