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.

scripts/Contents/Bullets/Diamond.gd

@@ -1,9 +1,9 @@
 extends BulletBase
 class_name Diamond
 
+const traceTime = 1000
+
 func ai():
-	var tracing = timeLived() < 1000
-	if tracing:
-		rotation = lerp_angle(rotation, position.angle_to_point(launcher.currentFocusedBoss.position), 0.1)
-	canDamageSelf = !tracing
+	rotation = lerp_angle(rotation, position.angle_to_point(launcher.currentFocusedBoss.position), 0.2 * (traceTime - timeLived()))
+	canDamageSelf = !(timeLived() >= traceTime)
 	forward(Vector2.from_angle(rotation))

scripts/Contents/Bullets/Laser.gd

@@ -2,5 +2,5 @@ extends BulletBase
 class_name Laser
 
 func ai():
-	rotation_degrees += 2
+	rotation_degrees += 5
 	position = launcher.texture.global_position

scripts/Contents/Bullets/Star.gd

@@ -0,0 +1,5 @@
+extends BulletBase
+class_name Star
+
+func ai():
+	forward(Vector2.from_angle(rotation))