chore(ci): lock node version (#5908)

.github/workflows/azureCliDeploy.yml

@@ -4,16 +4,15 @@ on:
   push:
     branches:
       - demo
-
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: Use Node.js 10.x
-        uses: actions/setup-node@v1
+      - name: Use Node.js 12
+        uses: actions/setup-node@v2
         with:
-          node-version: '10.x'
+          node-version: '12'
       - uses: actions/checkout@v2
         with:
           ref: demo

.github/workflows/docsDeploy.yml

@@ -15,7 +15,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Use Node.js 12.x
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
+        with:
+          node-version: '12'
       - uses: actions/checkout@v2
         with:
           ref: demo