Refactor API functions to improve parameter aliasing and enhance documentation clarity

api/GetFunctionCPUUsage.lua

@@ -1,9 +1,9 @@
 ---@diagnostic disable: missing-return, lowercase-global
 ---@meta
 
----@param function function 
----@param includeSubroutines boolean 
----@return number usage 
----@return number calls 
+---@param func function
+---@param includeSubroutines boolean #True to include time spent in other functions called by the given function; false to count only time spent in the function body (boolean)
+---@return number usage #Amount of CPU time used by the function (in milliseconds) since the UI was loaded or ResetCPUUsage() was last called (number)
+---@return number calls #Number of times the function has been called (number)
 ---Returns information about CPU usage by a function. Only returns valid data if the scriptProfile CVar is set to 1; returns 0 otherwise.
-function GetFunctionCPUUsage(function, includeSubroutines) end
+function GetFunctionCPUUsage(func, includeSubroutines) end