chore(deps): bump actions/setup-node from v2.1.4 to v2.1.5 (aws#13321)

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)

Signed-off-by: dependabot[bot] <support@github.com>

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

.github/workflows/yarn-upgrade.yml

@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Set up Node
-        uses: actions/setup-node@v2.1.4
+        uses: actions/setup-node@v2.1.5
         with:
           node-version: 10