Move Header component to top level of the routes that need it

Change-Id: I1c20b1ccb52b12e7f1c047f5279f0ba6be98c5c7
diff --git a/client/src/router.tsx b/client/src/router.tsx
index 680aa06..9872e51 100644
--- a/client/src/router.tsx
+++ b/client/src/router.tsx
@@ -20,6 +20,7 @@
 import App, { appLoader } from './App';
 import ContactList from './components/ContactList';
 import ConversationView from './components/ConversationView';
+import Header from './components/Header';
 import AuthProvider from './contexts/AuthProvider';
 import CallManagerProvider from './contexts/CallManagerProvider';
 import ConversationProvider from './contexts/ConversationProvider';
@@ -49,6 +50,7 @@
             <WebSocketProvider>
               <UserMediaProvider>
                 <CallManagerProvider>
+                  <Header />
                   <Outlet />
                 </CallManagerProvider>
               </UserMediaProvider>