fix: resolver conflicto ServiceStatus y tipo nullable en dashboard

- hide ServiceStatus de geolocator para evitar conflicto con modelo propio
- usar _selectedHour! en getFormatTime (ya esta guardado por null-check previo)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

lib/ui/views/dashboard_view.dart

@@ -1,7 +1,7 @@
 import 'dart:async';
 import 'dart:convert';
 import 'package:flutter/material.dart';
-import 'package:geolocator/geolocator.dart';
+import 'package:geolocator/geolocator.dart' hide ServiceStatus;
 import 'package:google_maps_flutter/google_maps_flutter.dart';
 import 'package:http/http.dart' as http;
 import 'package:intl/intl.dart';
@@ -556,7 +556,7 @@ class _DashboardViewState extends State<DashboardView> {
                           const Icon(Icons.access_time, size: 17, color: Color(0xFF42A4EF)),
                           const SizedBox(width: 6),
                           Text(
-                            ScheduleEntity.getFormatTime(_selectedHour),
+                            ScheduleEntity.getFormatTime(_selectedHour!),
                             style: const TextStyle(fontSize: 13),
                           ),
                           const Spacer(),