GroundZero Resource Pack v38 - Port Haven Audio Test

Added safely:
- assets/groundzero/sounds/porthaven/announcer_line_1.ogg
- sounds.json entry: groundzero:porthaven.announcer_line_1

Nothing else was intentionally changed.

How to test:
1. Upload this updated resource pack as the server resource pack.
2. Make sure your client downloads/uses the updated pack.
3. Copy _server_scripts/gz_audio_test.sk to plugins/Skript/scripts/
4. Run:
   /sk reload gz_audio_test
   /testaudio

Sound command used:
playsound groundzero:porthaven.announcer_line_1 master <player> ~ ~ ~ 1 1 1

Audio:
- Duration: 5.50s
- Converted from WAV to OGG Vorbis
