internal: Remove benchmarks. #1440

Job	Run time
Publish npm packages	0s
Stable - x86_64-unknown-linux-gnu	5m 34s
Stable - x86_64-unknown-linux-musl	4m 13s
Stable - aarch64-unknown-linux-gnu	7m 5s
Stable - aarch64-unknown-linux-musl	4m 32s
Stable - x86_64-apple-darwin	10m 25s
Stable - aarch64-apple-darwin	15m 29s
Stable - x86_64-pc-windows-msvc	17m 42s
Test - x86_64-unknown-linux-gnu	40s
Test - x86_64-unknown-linux-musl	1m 36s
Test - x86_64-apple-darwin	1m 31s
Test - x86_64-pc-windows-msvc	1m 33s
Publish cli/core packages	0s
	1h 10m 20s

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