Add NPC creation and titles retrieval functionality in Admin module

- Implemented createNPCs method in AdminController to handle NPC creation with specified parameters including region, age, title, and count.
- Added getTitlesOfNobility method in AdminController to retrieve available titles for users.
- Updated adminRouter to include new routes for creating NPCs and fetching titles.
- Enhanced navigationController and frontend localization files to support new NPC creation feature.
- Introduced corresponding UI components and routes for NPC management in the admin interface.

backend/controllers/navigationController.js

@@ -280,6 +280,10 @@ const menuStructure = {
                         visible: ["mainadmin", "falukant"],
                         path: "/admin/falukant/map"
                     },
+                    createNPC: {
+                        visible: ["mainadmin", "falukant"],
+                        path: "/admin/falukant/create-npc"
+                    },
                 }
             },
             minigames: {