Bump actions/setup-node from v2.1.4 to v2.1.5 (#81)

Bumps [actions/setup-node](https://github.com/actions/setup-node) from v2.1.4 to v2.1.5.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v2.1.4...46071b5)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -34,7 +34,7 @@ jobs:
     - uses: actions/checkout@v2
 
     - name: Use Node.js
-      uses: actions/setup-node@v2.1.4
+      uses: actions/setup-node@v2.1.5
       with:
         node-version: ${{ matrix.node-version }}