[@mantine/hooks] use-network: Fix incorrect initial online/offline st…

…ate detection (#3178)

* [@mantine/hooks] use-network: Fix invalid initial state (#3177)

* [@mantine/hooks] use-network: Revert online check in useState as it causes hydration mismatch

src/mantine-hooks/src/use-network/use-network.ts

@@ -49,7 +49,7 @@ export function useNetwork() {
     const _navigator = navigator as any;
 
     if (_navigator.connection) {
-      setStatus({ online: true, ...getConnection() });
+      setStatus({ online: _navigator.onLine, ...getConnection() });
       _navigator.connection.addEventListener('change', handleConnectionChange);
       return () => _navigator.connection.removeEventListener('change', handleConnectionChange);
     }