XSkills new classes exp-fix

<p>Removes xSkill Version dependency so this should be compatible with all future updates of xskills (as long as folder and file structure stays the same.)</p> <p>OG Mod: <a href="https://mods.vintagestory.at/show/mod/22732">https://mods.vintagestory.at/show/mod/22732</a>&nbsp;</p> <p>&nbsp;</p> <p>&nbsp;</p> <p>Will remove when updated</p>