(!770) Various animation fixes

Description

1. Arwen (on horse) now chasing animation works correctly
2. Gorkil (on horse) now chasing animation works correctly
3. Dire Wolf stun animation added
4. Knights of Gondor added new, missing chase animation, removed one moving animation, added attack charge animation
5. Rohirrim and Knights of Dol Amroth added attack charge animation
6. Rohan spearman removed one moving animation and added attack charge animation

 

Checklist

I have:

• Tagged my change with the ;,; comment block.
• Ensured that this merge request changes exactly one thing.
• Attached the proper labels to this merge request.
• Added the Merge Request number in the title. e.g. (!42)
• Added a devlog entry for this change.
• Tested my code.