fix: Fix for 4.2.0 data

Author: octfx

app/Jobs/SC/Import/Vehicle.php

@@ -158,7 +158,7 @@ public function getVehicleModelArray(array $vehicle): array
             'height' => $vehicle['Height'] ?? 0,
             'length' => $vehicle['Length'] ?? 0,
 
-            'crew' => $vehicle['Crew'],
+            'crew' => $vehicle['Crew'] ?? 1,
             'weapon_crew' => $vehicle['WeaponCrew'] ?? 0,
             'operations_crew' => $vehicle['OperationsCrew'] ?? 0,
             'mass' => $vehicle['Mass'],

app/Jobs/SC/Import/VehicleItem.php

@@ -336,7 +336,7 @@ private function createWeapon(array $item): void
             'ammunition_uuid' => $item['weapon']['ammunition']['uuid'] ?? null,
         ]);
 
-        if (! empty($item['weapon']['ammunition'])) {
+        if (! empty($item['weapon']['ammunition']['uuid'])) {
             (new Ammunition($item['weapon']))->handle();
         }