rm conditional rendering

Author: LadyBluenotes

src/routes/reference/basic-reactivity/create-resource.mdx

@@ -268,15 +268,4 @@ const [user] = createResource(() => fetchUser(), {
 
 // user() is never undefined
 console.log(user().name); // "Loading..." initially
-```
-
-### Conditional fetching
-
-```typescript
-const [isEnabled, setIsEnabled] = createSignal(false);
-
-const [data] = createResource(
-	() => isEnabled() && userId(), // Only fetches when enabled and userId exists
-	async (id) => fetchUserData(id)
-);
-```
+```