bootstat: add 4 reboot reasons to known set

- reboot,rtc
- reboot,dm-verity_device_corrupted
- reboot,dm-verity_enforcing
- reboot,keys_clear

Test: none
Bug: 128929506
Bug: 128929604
Change-Id: I5438c236abb67b74c7b9d717930c0ea69f70540d
Signed-off-by: Jone Chou <jonechou@google.com>
diff --git a/bootstat/bootstat.cpp b/bootstat/bootstat.cpp
index ea49798..1ce0ec4 100644
--- a/bootstat/bootstat.cpp
+++ b/bootstat/bootstat.cpp
@@ -295,6 +295,10 @@
     {"kernel_panic,_sde_encoder_phys_cmd_handle_ppdone_timeout", 168},
     {"recovery,quiescent", 169},
     {"reboot,quiescent", 170},
+    {"reboot,rtc", 171},
+    {"reboot,dm-verity_device_corrupted", 172},
+    {"reboot,dm-verity_enforcing", 173},
+    {"reboot,keys_clear", 174},
 };
 
 // Converts a string value representing the reason the system booted to an