Enemy Update V0.2.3

This update introduces new enemy types to increase variety and make the game more challenging

Changes

• Added knockback on level up.
• Added laser sniper enemy.
• Added a charger enemy.
• Added tank enemy.
• Added wanderer enemy.
• Added hive enemy.
• Added fast chaser enemy.

Bug Fixes

• Fixed a crash caused by null projectiles being referenced after returning to the menu from the game over screen.
• Fixed bug causing piercing attacks to hit the same enemy multiple times.