fix: flutter_map latlng bounds assertion et overflow du dropdown des depôts

em2rp/lib/views/widgets/event_form/travel_cost_dialog.dart

@@ -303,6 +303,7 @@ class _TravelCostDialogState extends State<TravelCostDialog> {
         else
           DropdownButtonFormField<DepotModel>(
             value: _selectedDepot,
+            isExpanded: true,
             decoration: const InputDecoration(
               border: OutlineInputBorder(),
               prefixIcon: Icon(Icons.warehouse_outlined),
@@ -310,17 +311,9 @@ class _TravelCostDialogState extends State<TravelCostDialog> {
             items: _depots
                 .map((d) => DropdownMenuItem(
                       value: d,
-                      child: Column(
-                        crossAxisAlignment: CrossAxisAlignment.start,
-                        mainAxisSize: MainAxisSize.min,
-                        children: [
-                          Text(d.name,
-                              style: const TextStyle(fontWeight: FontWeight.w600)),
-                          Text(d.address,
-                              style: const TextStyle(
-                                  fontSize: 11, color: Colors.grey),
-                              overflow: TextOverflow.ellipsis),
-                        ],
+                      child: Text(
+                        '${d.name} — ${d.address}',
+                        overflow: TextOverflow.ellipsis,
                       ),
                     ))
                 .toList(),
@@ -337,6 +330,7 @@ class _TravelCostDialogState extends State<TravelCostDialog> {
         else
           DropdownButtonFormField<VehicleModel>(
             value: _selectedVehicle,
+            isExpanded: true,
             decoration: const InputDecoration(
               border: OutlineInputBorder(),
               prefixIcon: Icon(Icons.directions_car_outlined),
@@ -345,7 +339,9 @@ class _TravelCostDialogState extends State<TravelCostDialog> {
                 .map((v) => DropdownMenuItem(
                       value: v,
                       child: Text(
-                          '${v.name} — ${v.consumptionPer100km} ${v.consumptionUnit} | Cat. péage ${v.tollCategoryId}'),
+                        '${v.name} — ${v.consumptionPer100km} ${v.consumptionUnit} | Cat. péage ${v.tollCategoryId}',
+                        overflow: TextOverflow.ellipsis,
+                      ),
                     ))
                 .toList(),
             onChanged: (v) => setState(() => _selectedVehicle = v),