Cleanup dependencies (part 4) (#8468)

Follow-up to #8425 . Final part - adds the CI check.

Release Notes:
- N/A

crates/time_format/Cargo.toml

@@ -14,7 +14,6 @@ anyhow.workspace = true
 lazy_static.workspace = true
 sys-locale.workspace = true
 time.workspace = true
-util.workspace = true
 
 [target.'cfg(target_os = "macos")'.dependencies]
 core-foundation.workspace = true