Add "Pattern match on argument" code action #8232

Job	Run time
rustfmt	5s
lint-build	48s
test-wasm	1m 20s
test (stable, x86_64-unknown-linux-gnu)	3m 40s
validate	10s
test (stable, x86_64-unknown-linux-musl)	5m 54s
test (stable, aarch64-unknown-linux-gnu)	2m 53s
test (stable, aarch64-unknown-linux-musl)	3m 2s
test (stable, x86_64-apple-darwin)	7m 5s
test (stable, x86_64-pc-windows-msvc)	7m 4s
test (stable, aarch64-apple-darwin, macos-latest, arm64, false, true)	3m 43s
test-projects	1m 53s
	37m 37s

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