v1.1: difficulty levels, positional audio

v1.1 First Post-Jam version, released 10/31/25

- Implemented 3 Difficulty Levels impacting enemy health and (for Hard mode) enemy chase speed.

- Implemented positional audio for enemy sound effects, TV static, and grenade explosions.

- Added sound effects to bathroom stall doors.

- Fixes to door colliders.

- Minor edits to dialogues.

- Minor changes to starting music for certain levels.

- Minor tweaks to Knife Swipe VFX.