remove note re: addMatcher order as it doesn't apply

Author: EskiMojo14

packages/toolkit/src/createSlice.ts

@@ -206,7 +206,6 @@ export interface ReducerHandlingContext<State> {
    * @remarks
    * If multiple matcher reducers match, all of them will be executed in the order
    * they were defined in - even if a case reducer already matched.
-   * All calls to `builder.addMatcher` must come after any calls to `builder.addCase` and before any calls to `builder.addDefaultCase`.
    * @param matcher - A matcher function. In TypeScript, this should be a [type predicate](https://www.typescriptlang.org/docs/handbook/2/narrowing.html#using-type-predicates)
    *   function
    * @param reducer - The actual case reducer function.