feat: implement `Eq` trait on curve points #1743

Job	Run time
build-nargo	2m 14s
build-noir-wasm	5m 7s
build-acvm-js	3m 36s
build-noirc-abi	3m 45s
ACVM JS (Browser)	1m 12s
ACVM JS (Node.js)	34s
noirc_abi	40s
noir-js-backend-barretenberg	39s
Noir JS	1m 26s
noir_codegen	57s
Integration Tests	8m 48s
noir_wasm	50s
End	1s
	29m 49s

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