feat(docs) : Mention usage of Pinia in preFetch for SSR too (#13117)

* Correct the Pinia usage in preFetch

* Update prefetch-feature.md

Co-authored-by: Razvan Stoenescu <razvan.stoenescu@gmail.com>

Author: YALCINCAN

docs/src/pages/quasar-cli-vite/prefetch-feature.md

@@ -186,13 +186,25 @@ The `preFetch` hook runs only once, when the app boots up, so you can use this o
 
 import { useMyStore } from 'stores/myStore'
 
+// Non-SSR usage
+
 export default {
   // ...
   preFetch () {
     const myStore = useMyStore()
     // do something with myStore
   }
 }
+
+// SSR usage
+
+export default {
+  // ...
+  preFetch ({ store }) {
+    const myStore = useMyStore(store)
+    // do something with myStore
+  }
+}
 ```
 
 ```js