remove unused header

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

Author: sandboxcoder

obs-studio-server/source/nodeobs_settings.cpp

@@ -37,7 +37,6 @@
 #ifdef __APPLE__
 #include <sys/types.h>
 #include <sys/stat.h>
-#include <CoreAudio/CoreAudio.h>
 #include "nodeobs_settings-osx.h"
 #endif