feat: Implement DownDash ability and related systems

- Added DownDash ability with cooldown and speed configuration.
- Introduced DownDashState to handle down dashing mechanics, including gravity manipulation and animation playback.
- Updated PlayerMovement to support DownDash functionality.
- Enhanced PlayerStats to manage spring charge consumption and healing.
- Modified PlayerCombat and WeaponHitBoxInstance to support new hit confirmation events.
- Updated AbilityType to include new form types for character abilities.
- Improved Gizmos for better visualization of enemy detection and attack ranges.
- Added feedback systems for form switching in PlayerFeedback and IFeedbackPlayer.
- Refactored combat and movement states to accommodate new abilities and ensure smooth transitions.

Assets/_Game/Scripts/Player/States/PlayerController.cs

@@ -350,6 +350,7 @@ namespace BaseGames.Player.States
             _states[typeof(FallState)]       = new FallState(this);
             _states[typeof(AttackState)]     = new AttackState(this);
             _states[typeof(DashState)]       = new DashState(this);
+            _states[typeof(DownDashState)]   = new DownDashState(this);
             _states[typeof(WallSlideState)]  = new WallSlideState(this);
             _states[typeof(WallJumpState)]   = new WallJumpState(this);
             _states[typeof(AirAttackState)]  = new AirAttackState(this);