fix: Update 'onCaughtError' type inference in 'RenderOptions' to work with React v19

Author: aicest

types/index.d.ts

@@ -127,7 +127,7 @@ export interface RenderOptions<
    * @see {@link https://react.dev/reference/react-dom/client/createRoot#parameters createRoot#options}
    */
   onCaughtError?: ReactDOMClient.RootOptions extends {
-    onCaughtError: infer OnCaughtError
+    onCaughtError?: infer OnCaughtError
   }
     ? OnCaughtError
     : never

types/test.tsx

@@ -264,11 +264,9 @@ export function testContainer() {
 }
 
 export function testErrorHandlers() {
-  // React 19 types are not used in tests. Verify manually if this works with `"@types/react": "npm:types-react@rc"`
+  // React 19 types are currently used in tests.
   render(null, {
     // Should work with React 19 types
-    // eslint-disable-next-line @typescript-eslint/ban-ts-comment
-    // @ts-expect-error
     onCaughtError: () => {},
   })
   render(null, {