feat: Restore cat gateway schemathesis tests #5622

Job	Run time
ci / discover	33s
ci / check / .+check-markdown	1m 45s
ci / check / .+check-spelling	1m 28s
ci / check / .+check-sqlfluff	1m 54s
ci / check / ./catalyst-gateway+check	57s
ci / check / ./catalyst-gateway+check-builder-src-cache	41s
ci / check / ./catalyst_voices+check-code-formatting	37s
ci / check / ./catalyst_voices+check-license	38s
ci / check / ./catalyst_voices+check-package-publishing	37s
ci / check / ./catalyst_voices+check-static-analysis	57s
ci / check / ./catalyst_voices/packages/libs/catalyst_key_derivation/rust+check	42s
ci / check / ./utilities/wallet-tester+check	34s
ci / build	0s
ci / package	0s
ci / test	0s
ci / release	0s
ci / docs	0s
ci / deploy	0s
ci / final	0s
test_reporting / Generate test reports	7m 47s
test_reporting / Generate allure report	1s
test_reporting / Generate coverage report	1s
test_reporting / Upload coverage report	2s
	19m 14s

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