fix: update github actions

.github/workflows/azureCliDeploy.yml

@@ -9,12 +9,12 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - name: Use Node.js 12
-        uses: actions/setup-node@v2
+      - uses: actions/checkout@v3
+      - name: Use Node.js 14
+        uses: actions/setup-node@v3
         with:
-          node-version: '12'
-      - uses: actions/checkout@v2
+          node-version: 14.15.0
+      - uses: actions/checkout@v3
         with:
           ref: demo
       - name: npm install, build

.github/workflows/docsDeploy.yml

@@ -12,11 +12,11 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - name: Use Node.js 12.x
-        uses: actions/setup-node@v2
+      - name: Use Node.js 14.x
+        uses: actions/setup-node@v3
         with:
-          node-version: '12'
-      - uses: actions/checkout@v2
+          node-version: 14.15.0
+      - uses: actions/checkout@v3
         with:
           ref: demo
       - name: Deploy