update

Author: zjb0807

Cargo.dev.toml

@@ -68,4 +68,4 @@ xcm = { version = "17.0.0", package = "staging-xcm", default-features = false }
 xcm-builder = { version = "21.0.0", package = "staging-xcm-builder", default-features = false }
 xcm-executor = { version = "20.0.0", package = "staging-xcm-executor", default-features = false }
 
-xcm-simulator = { version = "21.0.0" }
+xcm-simulator = { version = "21.0.0" }