Changed create.asyncThunk setup admonition to a caution

Author: riqts

docs/api/createSlice.mdx

@@ -240,7 +240,7 @@ create.preparedReducer(
 
 Creates an async thunk instead of an action creator.
 
-:::warning Setup
+:::caution Setup
 
 To avoid pulling `createAsyncThunk` into the bundle size of `createSlice` by default, some extra setup is required to use `create.asyncThunk`.