chore: move debugger tests in submodule #770

Job	Run time
build-nargo	2m 9s
build-acvm-js	3m 14s
build-noirc-abi	4m 0s
build-noir-wasm	5m 19s
source-resolver	32s
ACVM JS (Node.js)	18s
ACVM JS (Browser)	1m 1s
Noir JS	1m 11s
noir_codegen	48s
noirc_abi	27s
noir-js-backend-barretenberg	32s
Integration Tests	8m 24s
noir_wasm	51s
End	1s
	28m 47s

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