feat(Core/Commands): add .pet rename command (#25951)

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/server/game/Accounts/RBAC.h

@@ -683,6 +683,7 @@ enum RBACPermissions
     RBAC_PERM_COMMAND_RESPAWN_GAMEOBJECT_ENTRY               = 919,
     RBAC_PERM_COMMAND_DEBUG_INFO                             = 920,
     RBAC_PERM_COMMAND_DEBUG_COSMETIC                         = 921,
+    RBAC_PERM_COMMAND_PET_RENAME                             = 922,
     // custom permissions 1000+
     RBAC_PERM_MAX
 };

src/server/game/Miscellaneous/Language.h

@@ -1508,6 +1508,10 @@ enum AcoreStrings
     LANG_RESPAWN_ENTRY_GAMEOBJECT_QUEUED     = 35452,
 
     // List respawns console support
-    LANG_LIST_RESPAWNS_NO_MAP           = 35447
+    LANG_LIST_RESPAWNS_NO_MAP           = 35447,
+
+    // Pet rename command
+    LANG_PET_RENAME_INVALID             = 35453,
+    LANG_PET_RENAME_SUCCESS             = 35454
 };
 #endif