feat: Add localization support for contact and SAR marker display names

lib/widgets/map_markers.dart

@@ -172,7 +172,7 @@ class MapMarkers {
                     borderRadius: BorderRadius.circular(3),
                   ),
                   child: Text(
-                    marker.type.displayName,
+                    marker.type.getLocalizedName(context),
                     style: const TextStyle(
                       color: Colors.white,
                       fontSize: 9,
@@ -254,7 +254,7 @@ class MapMarkers {
           children: [
             Text(marker.type.emoji, style: const TextStyle(fontSize: 24)),
             const SizedBox(width: 8),
-            Expanded(child: Text(marker.type.displayName)),
+            Expanded(child: Text(marker.type.getLocalizedName(context))),
           ],
         ),
         content: Column(

lib/widgets/messages/sar_update_sheet.dart

@@ -323,7 +323,7 @@ class _SarUpdateSheetState extends State<SarUpdateSheet> {
                                     const SizedBox(width: 12),
                                     Expanded(
                                       child: Text(
-                                        contact.displayName,
+                                        contact.getLocalizedDisplayName(context),
                                         overflow: TextOverflow.ellipsis,
                                       ),
                                     ),
@@ -764,7 +764,7 @@ class MarkerTypeChip extends StatelessWidget {
             const SizedBox(width: 16),
             Expanded(
               child: Text(
-                type.displayName,
+                type.getLocalizedName(context),
                 style: TextStyle(
                   fontSize: 16,
                   fontWeight: FontWeight.w500,