帮我看下这进入深度睡眠了吗？
我在static void pm_enter_deep_sleep(void)函数里打印了信息，在串口中可见[PM] Exit deep sleep #1确实进入深度睡眠的函数了，但是同时又有Veto total=1, last_id=5 sub_counts[5]=1一票否决票。所以我
[pm] work -> standby
[pm_sys]mail.state switch: 0
Veto total=1, last_id=5
sub_counts[5]=1
[pm] standby -> sleep
[pm_sys]mail.state switch: 1
[[PM] Wakeup event status: 0x2
[PM] Exit deep sleep #1
ULP GPIO 0 IRQ
ulp_gpio0 wakeup
app_task running
[pm] sleep -> work
Wakeup event status: 0x0
[pm_sys]mail.state switch: 3
[pm_sys]gpio11 irq.
[pm_sys]gpio11 irq.
[pm_sys]gpio11 irq.
[pm_sys]gpio11 irq.
app_task running
app_task running
[pm] work -> standby
[pm_sys]mail.state switch: 0
Veto total=1, last_id=5
sub_counts[5]=1
[pm] standby -> sleep
[pm_sys]mail.state switch: 1