Added webassembly build test using javy and wasmtime

[ezhil56x]

Description

• Added webassembly.yml
• Added wasm to JS folder
• wasmjs-engine and wasmjs-runtime are cached

Test action for webassembly

• Test action are here
• Cache is stored here

/claim #282

[github-actions]

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I have read the Arakoo CLA Document and I hereby sign the CLA

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4 out of 6 committers have signed the CLA.
✅ @Harsh4902
✅ @sandys
✅ @Sadaf-A
✅ @ezhil56x
❌ @sandeep
❌ @actions-user
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