tests(scanner): Move zebra scanner tests to binary #1607

Job	Run time
Check deny.toml bans	30s
Check Cargo.lock is up to date	1m 2s
Check deny.toml bans --features default-release-binaries	29s
Check deny.toml bans --all-features	26s
Install zebrad from lockfile without cache on ubuntu-latest	8m 36s
Check deny.toml sources	27s
Test stable on ubuntu-latest	31m 20s
Check for unused dependencies	9s
Test beta on ubuntu-latest	31m 14s
Check deny.toml sources --features default-release-binaries	28s
Test stable on macos-latest	31m 32s
Check deny.toml sources --all-features	28s
Test stable on windows-latest	1h 0m 8s
Test beta on windows-latest	59m 5s
Open or update issues for OS integration failures	0s
	3h 45m 54s

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