Merge master into dependabot/npm_and_yarn/master/material-design-icons-iconfont-6.1.0

Author: github-actions[bot]

.github/workflows/ci.yml

@@ -42,7 +42,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2.1.2
         with:
           node-version: ${{ matrix.node-version }}