Bump actions/setup-node from 2.1.5 to 2.2.0 (#202)

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -27,7 +27,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup Node.js environment
-        uses: actions/setup-node@v2.1.5
+        uses: actions/setup-node@v2.2.0
         with:
           node-version: ${{ matrix.node }}