refactor: continue lint cleanup - 96 more issues fixed

- Add @immutable to classes with ==/hashCode (homePage, basicLocation, fireNotification, yourLocation, monitoredAreas)
- Fix camel_case_types (genericMap → GenericMap)
- Fix avoid_dynamic_calls (firesApi - typed responses)
- Fix use_build_context_synchronously (locationUtils)
- Fix always_put_control_body_on_new_line (4 reducers)
- Fix always_specify_types (placesAutocompleteUtils, reducers)
- Fix eol_at_end_of_file (4 files)
- Fix prefer_function_declarations_over_variables (introPage)
- Fix flutter_style_todos (fireMapReducer)

Build: APK generated, 0 errors, 0 warnings

lib/redux/fireNotificationReducer.dart

@@ -3,7 +3,8 @@ import 'package:redux/redux.dart';
 import '../models/fireNotification.dart';
 import 'actions.dart';
 
-final Reducer<List<FireNotification>> fireNotificationReducer = combineReducers<List<FireNotification>>(<Reducer<List<FireNotification>>>[
+final Reducer<List<FireNotification>> fireNotificationReducer =
+    combineReducers<List<FireNotification>>(<Reducer<List<FireNotification>>>[
   TypedReducer<List<FireNotification>, AddedFireNotificationAction>(
       _addedFireNotification),
   TypedReducer<List<FireNotification>, DeletedFireNotificationAction>(
@@ -18,20 +19,21 @@ final Reducer<List<FireNotification>> fireNotificationReducer = combineReducers<
 
 List<FireNotification> _addedFireNotification(
     List<FireNotification> notifications, AddedFireNotificationAction action) {
-  return List.from(notifications)..insert(0, action.notif);
+  return List<FireNotification>.from(notifications)..insert(0, action.notif);
 }
 
 List<FireNotification> _deletedFireNotification(
     List<FireNotification> notifications,
     DeletedFireNotificationAction action) {
-  return List.from(notifications)..remove(action.notif);
+  return List<FireNotification>.from(notifications)..remove(action.notif);
 }
 
 List<FireNotification> _updatedFireNotification(
     List<FireNotification> notifications,
     UpdatedFireNotificationAction action) {
   return notifications
-      .map((FireNotification notif) => notif.id == action.notif.id ? action.notif : notif)
+      .map((FireNotification notif) =>
+          notif.id == action.notif.id ? action.notif : notif)
       .toList();
 }