change(scan): Refactor scanning tests #444

Job	Run time
Check deny.toml bans	30s
Check Cargo.lock is up to date	54s
Check deny.toml bans --features default-release-binaries	26s
Check deny.toml bans --all-features	30s
Install zebrad from lockfile without cache on ubuntu-latest	8m 41s
Check deny.toml sources	26s
Test stable on ubuntu-latest	30m 28s
Test beta on ubuntu-latest	29m 47s
Test stable on macos-latest	44m 27s
Check deny.toml sources --features default-release-binaries	27s
Check for unused dependencies	6s
Check deny.toml sources --all-features	26s
Open or update issues for OS integration failures	0s
	1h 57m 8s

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