Refactor and update various components and assets

- Updated WaterBottle scene to change field values and costs, and modified avatar texture and display name.
- Removed unused pencil SVG and its import files.
- Updated Chomp sound effect with a new binary file.
- Modified Diamond bullet behavior to improve tracing logic.
- Increased rotation speed for Laser bullet.
- Adjusted Chick and Hen character attack methods to generate bullets without returning prematurely.
- Updated Rooster character to use PurpleCrystal bullet instead of Pencil.
- Enhanced BulletBase with new properties for energy consumption and animation control.
- Adjusted blend position interpolation in EntityBase for smoother movement.
- Added new Star bullet with its scene and script, including animation setup.
- Updated SVG and import files for new Star bullet graphics.

components/Characters/Chick.tscn

@@ -32,7 +32,7 @@ animations = [{
 
 [node name="Chick" instance=ExtResource("1_goqmy")]
 script = ExtResource("2_r6bub")
-cooldownUnit = 2000.0
+cooldownUnit = 3000.0
 displayName = "小鸡"
 drops = Array[int]([0, 1])
 dropCounts = Array[Vector2]([Vector2(10, 20), Vector2(7, 14)])

components/Characters/Hen.tscn

@@ -33,7 +33,7 @@ radius = 40.0
 
 [node name="Hen" instance=ExtResource("1_twxai")]
 script = ExtResource("2_8u5a0")
-cooldownUnit = 500.0
+cooldownUnit = 1000.0
 drops = Array[int]([0, 1])
 dropCounts = Array[Vector2]([Vector2(4, 8), Vector2(2, 6)])
 energy = 1000.0