qemu: boot_time: Set gracefully=False while destroying a guest in rescue mode

Signed-off-by: NLin Ma <lma@suse.com>

qemu/tests/boot_time.py

@@ -54,7 +54,7 @@ def run(test, params, env):
             restore_level_cmd = params['restore_level_cmd']
             session.cmd(restore_level_cmd)
             session.cmd('sync')
-            vm.destroy()
+            vm.destroy(gracefully=False)
             env_process.preprocess_vm(test, params, env, vm.name)
             vm.verify_alive()
             vm.wait_for_login(timeout=timeout)