Tools: Set node version to 16 on CI to fix build (#5296)

.github/workflows/github-actions-main.yml

@@ -39,7 +39,7 @@ jobs:
       - uses: olegtarasov/get-tag@v2.1
       - uses: actions/setup-node@v2
         with:
-          node-version: '12'
+          node-version: '16'
       
       # Login to Docker only if we're on a server release tag. If we run this on
       # a pull request it will fail because the PR doesn't have access to