update node version

.github/workflows/build.yml

@@ -29,10 +29,10 @@ jobs:
  # written, but it should be updated when VS Code updates its Node version.
  # Node needs to be installed before OS-specific setup so that we can run
  # the hash verification script.
- - name: Use Node 16.x
+ - name: Use Node 18.x
  uses: actions/setup-node@v2
  with:
- node-version: 16.x
+ node-version: 18.x
 
  # On new macos-latest machines, Python 3.9+ is used, and it's causing issues with binding.gyp
  - name: Use Python 3.8