fix ci.yml

.github/workflows/ci.yml

@@ -114,7 +114,7 @@ jobs:
       uses: actions/cache@v1
       with:
         path: node_modules
-        key: ${{ runner.OS }}-node_modules-${{ matrix.node-version }}-${{ hashFiles('**/yarn.lock') }}-build-prod
+        key: ${{ runner.OS }}-node_modules-${{ matrix.node-version }}-${{ hashFiles('**/yarn.lock') }}--build-prod
         restore-keys: |
           ${{ runner.OS }}-node_modules-${{ matrix.node-version }}-${{ hashFiles('**/yarn.lock') }}
     - name: Launch MongoDB