Add localization support for various UI elements and messages

- Integrated localization for alert dialogs, snack bars, and button labels in PacketLogScreen and SettingsScreen.
- Updated location tracking service messages to use localized strings.
- Enhanced ContactTile and DirectMessageSheet with localized text for user interactions.
- Implemented localization in DrawingLayer and DrawingToolbar for map-related actions.
- Updated SAR Update Sheet to utilize localized strings for user prompts and actions.
- Ensured consistent use of localization across all relevant widgets and screens.

lib/widgets/common/location_display.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:latlong2/latlong.dart';
+import '../../l10n/app_localizations.dart';
 
 /// Reusable location display widget with tap-to-show modal
 /// Shows coordinates in a compact format with ability to view all formats
@@ -149,7 +150,7 @@ class LocationDisplay extends StatelessWidget {
               Clipboard.setData(ClipboardData(text: value));
               ScaffoldMessenger.of(context).showSnackBar(
                 SnackBar(
-                  content: Text('$label copied to clipboard'),
+                  content: Text(AppLocalizations.of(context)!.copiedToClipboard(label)),
                   duration: const Duration(seconds: 2),
                 ),
               );