fix action node version

Signed-off-by: nameczz <zizhao.chen@zilliz.com>

.github/workflows/dev.yml

@@ -14,7 +14,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v1
         with:
-          node-version: 12
+          node-version: 14
 
       - name: Run Express tests
         run: |

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v1
         with:
-          node-version: 12
+          node-version: 14
 
       - name: Login to DockerHub
         uses: docker/login-action@v1