Drop the _FurScaleInfluence blend (fur stays a constant world length at
any avatar size, as tuned to influence 0) and scale the gravity curvature
droop by the avatar world scale (_FurObjScale) instead, so the bend tracks
the player: hider 0.5 => smaller droop, hunter 1.5 => bigger droop.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>