Enhance vehiclesRoute: strip whitespace from vehicle registration numbers before setting values.

services/nginx/app/routes/vehiclesRoute.php

@@ -287,6 +287,8 @@ class vehiclesRoute
                     self::requireType($reg, self::type_string());
                     self::requireMinLength('reg', 2);
                     self::requireMaxLength('reg', 12);
+                    // Strip the registration number of whitespace
+                    $reg = preg_replace('/\s+/', '', $reg);
                     // Set the registration number
                     $vehicle->reg->set($reg);
                 }