Remove JsonSchema requirement from CustomMsg

Author: webmaster128

CHANGELOG.md

@@ -39,6 +39,8 @@ and this project adheres to
 - cosmwasm-vm: The testing functions `cosmwasm_vm::testing::*` do not require
   the contract's message types to implement `schemars::JsonSchema` anymore. This
   makes the use of `schemars` optional for contracts. ([#2201])
+- cosmwasm-std: Remove `schemars::JsonSchema` requirement from `CustomMsg`.
+  ([#2201])
 
 ## Fixed
 

packages/std/src/results/cosmos_msg.rs

@@ -48,7 +48,7 @@ use super::Empty;
 ///
 /// impl CustomQuery for MyMsg {}
 /// ```
-pub trait CustomMsg: Serialize + Clone + fmt::Debug + PartialEq + JsonSchema {}
+pub trait CustomMsg: Serialize + Clone + fmt::Debug + PartialEq {}
 
 impl CustomMsg for Empty {}