fix: right shift is not a regular division #14860

Job	Run time
build-acvm-js	2m 10s
build-nargo	4m 26s
build-noirc-abi	1m 28s
build-noir-wasm	3m 35s
noirc_abi	1m 22s
ACVM JS (Node.js)	40s
ACVM JS (Browser)	1m 43s
Integration Tests (Browser)	1m 46s
Noir JS	1m 0s
noir_wasm	2m 4s
Example scripts	10s
Integration Tests (Node)	2m 32s
noir_codegen	1m 3s
Check external repo - ${{ matrix.project.repo }}	0s
End	1s
	24m 0s

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