fix(system/cpus): remove kick_thread code used only for qtest on WIN32

#260

Author: VisualEhrmanntraut

system/cpus.c

@@ -492,8 +492,6 @@ void cpus_kick_thread(CPUState *cpu)
         fprintf(stderr, "qemu:%s: %s", __func__, strerror(err));
         exit(1);
     }
-#else
-    qemu_sem_post(&cpu->sem);
 #endif
 }