fix: unmount react root alongside with qwik (#7864)

Author: sashkashishka

.changeset/short-jeans-speak.md

@@ -0,0 +1,5 @@
+---
+'@builder.io/qwik': patch
+---
+
+FIX: unmount qwikify react root alongside with qwik component

packages/qwik-react/src/react/qwikify.tsx

@@ -78,6 +78,16 @@ export function qwikifyQrl<PROPS extends Record<any, any>>(
       }
     });
 
+    useTask$(({ track, cleanup }) => {
+      track(signal);
+
+      if (isBrowser) {
+        cleanup(() => {
+          internalState.value?.root?.unmount();
+        });
+      }
+    });
+
     if (isServer && !isClientOnly) {
       const jsx = renderFromServer(
         TagName,