fix(audio-cpp): normalize HIP target list

audio.cpp forwards GPU_TARGETS to CMake as a semicolon-delimited list. The comma-delimited LocalAI value was treated as one invalid HIP architecture during configuration.

Assisted-by: Codex:gpt-5.6-sol
Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
This commit is contained in:
Internal Server Error - Gitea: Git with a cup of tea
500 Internal Server Error

Gitea Version: 1.28.0+dev-477-g8b6ad49a5f