Removed unused dependency

Author: Choochmeque

Cargo.toml

@@ -19,7 +19,6 @@ serde_repr = "0.1"
 
 [target.'cfg(target_os = "macos")'.dependencies]
 objc2 = "0.6"
-block2 = "0.5"
 objc2-core-foundation = "0.3"
 objc2-foundation = { version = "0.3", features = ["NSString"] }
 objc2-app-kit = { version = "0.3", features = ["NSSharingService", "NSView", "NSResponder", "NSWindow"] }