fix(which): search config file paths even if AQUA_CONFIG is given #6352

Job	Run time
path-filter	4s
integration-test / integration-test-all-envs (windows-latest)	1m 36s
integration-test / integration-test	2m 26s
integration-test / integration-test-all-envs (ubuntu-24.04)	53s
integration-test / integration-test-all-envs (macos-13)	1m 4s
integration-test / integration-test-all-envs (macos-14)	51s
integration-test / integration-test-cargo	1m 35s
ghalint	0s
renovate-config-validator	0s
update-aqua-checksums	0s
test-docker-prebuilt	0s
test / test	1m 48s
go-mod-tidy / go-mod-tidy / go-mod-tidy	50s
status-check / status-check	1s
enable-automerge	0s
	11m 8s

Provide feedback