docs: Update the repo url in the example code (#5746)

Author: DaleSeo

docs/react/overview.md

@@ -69,7 +69,7 @@ function Example() {
   const { isLoading, error, data } = useQuery({
     queryKey: ['repoData'],
     queryFn: () =>
-      fetch('https://api.github.com/repos/tannerlinsley/react-query').then(
+      fetch('https://api.github.com/repos/TanStack/query').then(
         (res) => res.json(),
       ),
   })