Re-added MapScreen in tabs layout because it was removed on previous merge

app/(tabs)/_layout.tsx

@@ -11,6 +11,7 @@ import TabTwoScreen from './index';
 import HomeScreen from './explore';
 import ListMateriel from './gestionnaire_ressource';
 import BonjourScreen from './bonjourFL';
+import MapScreen from './mapScreen';
 
 const Tabs = createBottomTabNavigator();
 
@@ -46,7 +47,7 @@ export default function TabLayout() {
       />
       <Tabs.Screen
         name="explore"
-        component={HomeScreen}
+        component={MapScreen}
         options={{
           title: 'MapScreen',
           tabBarIcon: ({ color }) => <IconSymbol size={28} name="paperplane.fill" color={color} />,