PNG Stalkers v40 attack/sound/window/door fix

Base: updated_png_stalkers (3).jar

Changes:
- chase_1.ogg trimmed to the first 4 seconds.
- chase_1 loops while any stalker is chasing and stops when no stalker is nearby.
- dweller_hurt_4.ogg plays when a hidden stalker mob is hurt.
- All normal stalkers now use a hidden hostile Husk hitbox + PNG visual.
- All stalkers attack in Survival/Adventure.
- Custom death messages added for Red, Smile, Golden, Twixels, and Jester.
- Window Peek Jester no longer shows the 'no window found' popup.
- Window Peek Jester searches for glass within 15 blocks.
- Door Jester no longer shows the 'no door found' popup.
- Door Jester searches for doors within 15 blocks and spawns more reliably.
- Auto-spawn timers are now 5 to 20 minutes.
- Added /function pngstalksafe:test_chase_sound
