build(deps): bump actions/setup-node from v2-beta to v2.1.4

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

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

.github/workflows/ci.yml

@@ -21,7 +21,7 @@ jobs:
           go-version: ^1.15
 
       - name: Setup Node
-        uses: actions/setup-node@v2-beta
+        uses: actions/setup-node@v2.1.4
         with:
           node-version: 12
 
@@ -49,7 +49,7 @@ jobs:
           go-version: ^1.15
 
       - name: Setup Node
-        uses: actions/setup-node@v2-beta
+        uses: actions/setup-node@v2.1.4
         with:
           node-version: 12