CI: Update Node.js version to v16.20.0

[kleisauke]

By using the bundled Node from emsdk, which is no longer outdated.

See: emscripten-core/emsdk@d7327b4

[rustbot]

r? @JohnTitor

(rustbot has picked a reviewer for you, use r? to override)

[JohnTitor]

Needs to fix a style failure.

[kleisauke]

It looks like the style check CI is having some issues:

/usr/bin/git -c protocol.version=2 fetch --no-tags --prune --progress --no-recurse-submodules --depth=1 origin +b17ab4b5ede3fc9a34cf4eafa98ab36cbe98ee4f:refs/remotes/pull/3321/merge
Error: fatal: unable to access 'https://github.com/rust-lang/libc/': The requested URL returned error: 429
The process '/usr/bin/git' failed with exit code 128
Waiting 19 seconds before trying again
/usr/bin/git -c protocol.version=2 fetch --no-tags --prune --progress --no-recurse-submodules --depth=1 origin +b17ab4b5ede3fc9a34cf4eafa98ab36cbe98ee4f:refs/remotes/pull/3321/merge
Error: fatal: unable to access 'https://github.com/rust-lang/libc/': The requested URL returned error: 429
The process '/usr/bin/git' failed with exit code 128
Waiting 16 seconds before trying again
/usr/bin/git -c protocol.version=2 fetch --no-tags --prune --progress --no-recurse-submodules --depth=1 origin +b17ab4b5ede3fc9a34cf4eafa98ab36cbe98ee4f:refs/remotes/pull/3321/merge
Error: fatal: unable to access 'https://github.com/rust-lang/libc/': The requested URL returned error: 429
Error: The process '/usr/bin/git' failed with exit code 128

The 429 (Too Many Requests) error is an HTTP status code that often occurs when you've hit a request limitation of an API, perhaps too many CI jobs were running?

[Dirreke]

maybe you can rebase and trigger the check again

[JohnTitor]

No need to do that, we can just: @bors r+

[bors]

📌 Commit 5841067 has been approved by JohnTitor

It is now in the queue for this repository.

[bors]

⌛ Testing commit 5841067 with merge 10e0724...

[bors]

☀️ Test successful - checks-actions, checks-cirrus-freebsd-12, checks-cirrus-freebsd-13, checks-cirrus-freebsd-14
Approved by: JohnTitor
Pushing 10e0724 to main...