[wasm] Stand up JavaScriptCore wasm testing and benchmarks

[lewing]

We continue to get reports of performance issues in a Safari and now that JavaScriptCore has initial Wasm SIMD support we should enable testing on jsc in perf and CI

Related issues

• [wasm] Enable SIMD #80797
• [wasm] Use newer ubuntu 20.04 images #80808

TODO:

• Install jsc on the docker images (@radekdoulik)
• Install jsc on perf runs (@radical)
• Add a jsc library tests run
• Add a jsc job for perf - microbenchmarks

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Issue Details

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We continue to get reports of performance issues in a Safari and now that JavaScriptCore has initial Wasm SIMD support we should enable testing on jsc in perf and CI

Author:	lewing
Assignees:	-
Labels:	arch-wasm, area-Codegen-AOT-mono
Milestone:	8.0.0

[lewing]

cc @SamMonoRT @radekdoulik @radical