Blender 5.0 fixes for ARP rigs (Patreon)

Blender version 5.0 released recently and as expected some of the functionality of my rigs have broken. It seems like a small simple fix by updating the rig_tools plugin included with ARP.

If you use any characters made by other artists that use ARP for their rigs then they may have already provided a solution but in case not, here is the most recent update.If you're still using Blender 4 then this isn't necessary