tools: add GHA benchmark runner #7396

Job	Run time
Build slim tarball	1m 28s
aarch64-linux: Cache V8 build	26s
x86_64-linux: with shared libraries	26m 11s
x86_64-darwin: with shared libraries	34m 5s
aarch64-darwin: with shared libraries	24m 20s
aarch64-linux: with shared boringssl-0.20260508.0	24m 59s
aarch64-linux: with shared openssl-3.5.6	23m 49s
aarch64-linux: with shared openssl-1.1.1w	25m 38s
aarch64-linux: with shared openssl-3.6.2	26m 18s
aarch64-linux: with shared openssl-3.0.20	26m 11s
aarch64-linux: with shared openssl-4.0.0	23m 44s
	3h 57m 9s

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