Add support for WebGPU Shader Language #2941

Job	Run time
Documentation	48s
Extract crate metadata	4s
cargo audit	8s
Ensure 'cargo fmt' has been run	9s
License checks	1m 7s
Run tests with updated syntaxes and themes	11m 6s
Run tests with system wide configuration	4m 16s
Minimum supported rust version	2m 1s
aarch64-unknown-linux-gnu (ubuntu-20.04)	5m 26s
arm-unknown-linux-gnueabihf (ubuntu-20.04)	5m 30s
arm-unknown-linux-musleabihf (ubuntu-20.04)	6m 47s
i686-pc-windows-msvc (windows-2019)	8m 55s
i686-unknown-linux-gnu (ubuntu-20.04)	4m 58s
i686-unknown-linux-musl (ubuntu-20.04)	5m 20s
x86_64-apple-darwin (macos-12)	6m 56s
x86_64-pc-windows-gnu (windows-2019)	13m 18s
x86_64-pc-windows-msvc (windows-2019)	10m 4s
x86_64-unknown-linux-gnu (ubuntu-20.04)	6m 20s
x86_64-unknown-linux-musl (ubuntu-20.04)	5m 20s
all-jobs	3s
Publish to Winget	0s
	1h 38m 36s

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