WASM: enable in-browser tests through `wasm-bindgen-test` #2499

Job	Run time
Lint Rust	1m 23s
Check Rust	5m 52s
Vet Dependencies	2m 56s
Test ironfish-rust (1/2)	7m 24s
Test ironfish-rust (2/2)	5m 50s
Test ironfish-rust (no default features) (1/2)	44s
Test ironfish-rust (no default features) (2/2)	49s
Test ironfish-rust (all features) (1/2)	3m 5s
Test ironfish-zkp	41s
Test ironfish-rust (all features) (2/2)	2m 58s
	31m 42s

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