Upgraded node version to 16 on CI

Author: viktor-podzigun

.github/workflows/ci.yml

@@ -21,7 +21,7 @@ jobs:
     - name: Setup Node.js
       uses: actions/setup-node@v2
       with:
-        node-version: '12'
+        node-version: '16'
 
     - name: Set up JDK 8
       uses: actions/setup-java@v2
@@ -103,9 +103,9 @@ jobs:
           ~/work/scalajs-reactjs/scalajs-reactjs/example/todo-app-redux/target/scala-2.13/scalajs-bundler/main/package-lock.json
           ~/work/scalajs-reactjs/scalajs-reactjs/example/todo-app-redux/target/scala-2.13/scalajs-bundler/test/node_modules
           ~/work/scalajs-reactjs/scalajs-reactjs/example/todo-app-redux/target/scala-2.13/scalajs-bundler/test/package-lock.json
-        key: ${{ runner.os }}-node_modules-cache-v2-${{ hashFiles('**/package-lock.json') }}
+        key: ${{ runner.os }}-node_modules-cache-v3-${{ hashFiles('**/package-lock.json') }}
         restore-keys: |
-          ${{ runner.os }}-node_modules-cache-v2-
+          ${{ runner.os }}-node_modules-cache-v3-
 
     - name: Extract Tag Name
       run: echo "TAG_NAME=$(echo ${GITHUB_REF##*/})" >> $GITHUB_ENV