Bump actions/setup-node from v1 to v2.1.4

Bumps [actions/setup-node](https://github.com/actions/setup-node) from v1 to v2.1.4.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v1...c46424e)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/github-ci.yml

@@ -15,7 +15,7 @@ jobs:
     - uses: actions/checkout@v2
 
     - name: Use Node.js LTS 14.x
-      uses: actions/setup-node@v1
+      uses: actions/setup-node@v2.1.4
       with:
         node-version: 14.x
 
@@ -50,7 +50,7 @@ jobs:
     - uses: actions/checkout@v2
 
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+      uses: actions/setup-node@v2.1.4
       with:
         node-version: ${{ matrix.node-version }}