Remove Google Maps vs OSM

apps/frontend-mobile/app/medicine/[id].tsx

@@ -3,7 +3,7 @@ import { View, Text, ScrollView, StyleSheet, TouchableOpacity, Linking } from 'r
 import { useLocalSearchParams, useRouter } from 'expo-router';
 import { Ionicons } from '@expo/vector-icons';
 import * as Location from 'expo-location';
-import MapView, { Marker, UrlTile, PROVIDER_DEFAULT } from 'react-native-maps';
+import MapView, { Marker, UrlTile } from 'react-native-maps';
 import { getMedicine, getMedicinePharmacies } from '../../services/medicines';
 import { subscribeToMedicine, unsubscribeFromMedicine } from '../../services/notifications';
 import { useAuth } from '../../hooks/useAuth';
@@ -209,7 +209,6 @@ export default function MedicineDetailScreen() {
         <View style={styles.mapContainer}>
           <MapView
             style={styles.map}
-            provider={PROVIDER_DEFAULT}
             mapType="none"
             initialRegion={{
               latitude: mapCenter.latitude,