message: doc(deprecated) Fix formatting.
diff: @@ -715,7 +715,7 @@ The imports macro does not support a callback as the first argument anymore.
  Before
  -``````rust
  +```rust
  let import_obj = imports! {
  || { setup_context::<MockStorage, MockQuerier>(GAS_LIMIT) },
  "env" => {
  @@ -724,7 +724,7 @@ let import_obj = imports! {
  "db_remove" => Func::new(|_a: u32| {}),
  },
  };
  -````
  +```
  After:
  