Refactor API functions to improve parameter aliasing and enhance documentation clarity

api/GetNumDeclensionSets.lua

@@ -1,11 +1,12 @@
 ---@diagnostic disable: missing-return, lowercase-global
 ---@meta
 
----@param name string 
----@param gender 3 
----@param 1 or nil  
----@param 2  
----@param 3  
----@return number numSets 
+---@alias gender
+---| 1 or nil - Neuter
+---| 2 - Male
+---| 3 - Female
+
+---@param name string
+---@param gender gender
 ---Returns the number of suggested declension sets for a name. Used in the Russian localized World of Warcraft client; see DeclineName for further details. Returns 0 in other locales.
-function GetNumDeclensionSets(name, gender, 1 or nil, 2, 3) end
+function GetNumDeclensionSets(name, gender) end