Adding PhonePhreak Puzzle

- Import 10 new MP3 sound files for puzzle audio feedback
- Implement PhonePhreak puzzle scene and game logic script

assets/sprites/coin.png.import

@@ -3,11 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://xlg0kyp0jhet"
-valid=false
+path="res://.godot/imported/coin.png-c8309bf0f8fb5f3a7d1e96a4eb3f02ce.ctex"
+metadata={
+"vram_texture": false
+}
 
 [deps]
 
 source_file="res://assets/sprites/coin.png"
+dest_files=["res://.godot/imported/coin.png-c8309bf0f8fb5f3a7d1e96a4eb3f02ce.ctex"]
 
 [params]