TreasureChestOpened.png:
-Renamed from TreasureChestOpening.png to better reflect the purpose of the spritesheet, which is to show a treasure chest that has been opened, not one in the process of being opened.

Database:
-Added records to Drawable and SpriteSheet tables for the opened treasure chest.

Container.cpp:
-Modified the AnimationInteraction with the new name of the spritesheet for the opened treasure chest.