Fix deprecation warnings

Author: chipshort

packages/std/src/query/mod.rs

@@ -1,3 +1,6 @@
+// needed because the derive macros on QueryRequest use the deprecated `Stargate` variant
+#![allow(deprecated)]
+
 use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 

packages/std/src/testing/mock.rs

@@ -602,6 +602,7 @@ impl<C: CustomQuery + DeserializeOwned> MockQuerier<C> {
             }
             QueryRequest::Wasm(msg) => self.wasm.query(msg),
             #[cfg(feature = "stargate")]
+            #[allow(deprecated)]
             QueryRequest::Stargate { .. } => SystemResult::Err(SystemError::UnsupportedRequest {
                 kind: "Stargate".to_string(),
             }),