IK/FK switch doesn't behave like the IK/FK switch in the global controller

The switch in the global controller actually snaps the IK/FK controllers to it's counterparts before switching while the one in the animtools only works as a 'hide the current controls and show the hidden ones'.

<img width="714" height="1219" alt="Image" src="https://github.com/user-attachments/assets/895dd6b4-1aad-40e9-b829-82020d73944a" />