update imports for React 18

Change-Id: Ibc75ce532003a478b31d5d85d84c83a017262041
diff --git a/client/src/pages/messenger.jsx b/client/src/pages/messenger.jsx
index ea64d9b..a256290 100644
--- a/client/src/pages/messenger.jsx
+++ b/client/src/pages/messenger.jsx
@@ -1,4 +1,4 @@
-import React, { useEffect, useState } from 'react';
+import { useEffect, useState } from 'react'
 import Header from '../components/Header'
 import NewContactForm from '../components/NewContactForm'