fix #2444 prev value in memo messing with reactive rendering

Author: ryansolid

.changeset/mean-teachers-nail.md

@@ -0,0 +1,5 @@
+---
+"solid-js": patch
+---
+
+fix #2444 prev value in memo messing with reactive rendering

packages/solid/web/src/core.ts

@@ -1,11 +1,13 @@
 //@ts-nocheck
+import { createMemo } from "solid-js";
 export {
   getOwner,
   createComponent,
   createRoot as root,
   createRenderEffect as effect,
-  createMemo as memo,
   sharedConfig,
   untrack,
   mergeProps
 } from "solid-js";
+
+export const memo = fn => createMemo(() => fn());