refactor: move ReceiveScreen and SendScreen into subpackages

app/src/main/java/com/bitcointxoko/gudariwallet/ui/WalletScreen.kt

@@ -53,6 +53,8 @@ import androidx.navigation.compose.currentBackStackEntryAsState
 import androidx.navigation.compose.rememberNavController
 import androidx.navigation.navArgument
 import com.bitcointxoko.gudariwallet.MainActivity
+import com.bitcointxoko.gudariwallet.ui.receive.ReceiveScreen
+import com.bitcointxoko.gudariwallet.ui.send.SendScreen
 import com.bitcointxoko.gudariwallet.util.SendInputType
 import kotlinx.coroutines.delay
 
@@ -265,15 +267,17 @@ fun WalletScreen(
                         }
                     )
                 }
-                composable(TabItem.Receive.route) { ReceiveScreen(
-                    vm,
-                    onNavigateToPaymentDetail = { checkingId ->
-                        navController.navigate("payment_detail/$checkingId")
-                    }
-                )}
+                composable(TabItem.Receive.route) {
+                    ReceiveScreen(
+                        vm,
+                        onNavigateToPaymentDetail = { checkingId ->
+                            navController.navigate("payment_detail/$checkingId")
+                        }
+                    )
+                }
                 composable(TabItem.Send.route) {
                     SendScreen(
-                        vm            = vm,
+                        vm = vm,
                         onViewDetails = { paymentHash ->
                             navController.navigate("payment_detail/$paymentHash") {
                                 launchSingleTop = true