Fix IsAddOnEnabled

The loadable state is not accurate when dealing with multiple characters

modules/load.lua

@@ -4,8 +4,7 @@ local _, addon = ...
 Checks whether the addon exists and is enabled.
 --]]
 function addon:IsAddOnEnabled(name)
-	local _, _, _, loadable = C_AddOns.GetAddOnInfo(name)
-	return not not loadable -- will be false if the addon is missing or disabled
+	return C_AddOns.GetAddOnEnableState(name, UnitName('player')) > 0
 end