make the type more clear

Author: mikearnaldi

packages/effect/src/Effect.ts

@@ -13950,7 +13950,11 @@ export namespace fn {
    * @since 3.19.0
    * @category Models
    */
-  export type Return<A, E = never, R = never> = Generator<YieldWrap<Effect<any, E, R>>, A, any>
+  export type Return<X extends Effect<any, any, any>> = Generator<
+    YieldWrap<Effect<any, Effect.Error<X>, Effect.Context<X>>>,
+    Effect.Success<X>,
+    any
+  >
   /**
    * @since 3.11.0
    * @category Models