fix: allow abi encoding tuples from JS #1388

Job	Run time
build-nargo	2m 18s
build-noirc-abi	3m 35s
build-acvm-js	3m 29s
build-noir-wasm	4m 58s
ACVM JS (Node.js)	41s
ACVM JS (Browser)	1m 13s
noirc_abi	48s
noir_codegen	54s
Noir JS	1m 37s
noir-js-backend-barretenberg	51s
noir_wasm	48s
Integration Tests	8m 25s
End	1s
	29m 38s

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