libobs: Fix crash handler noreturn compiler warning

Maybe not the most correct solution since it never gets hit but much
less code and ifdefs compared to what we'd have else wise.

libobs/util/base.c

@@ -103,6 +103,7 @@ OBS_NORETURN void bcrash(const char *format, ...)
 	va_start(args, format);
 	crash_handler(format, args, crash_param);
 	va_end(args);
+	exit(0);
 }
 
 void blogva(int log_level, const char *format, va_list args)