Removes EquippedItem's SoundBank, AudioEvents/AudioParameters, every
FireAudioEvent/PlaySound/StopSound/SetAudioParameter overload and Update's
AudioStats loop, the four audio enums, WwiseMetadata and WwiseSoundBinding,
the weapon/reactor/thruster call sites, and the Wwise Sounds counters in
FireControlPerWeaponTests (Announced and Starts keep the refused-round pins).
Catalog keys 21, 22 and 13-15 stay, unread.
Builds.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>