Keystore 2.0: Add report_off_body access vector.

This permission is required to call
IKeystoreMaintenance::onDeviceOffBody.

Test: N/A
Bug: 171305684
Change-Id: Idf2e496dce607d63497b55858652869d85529238
diff --git a/private/access_vectors b/private/access_vectors
index c1c0359..a1d4b1d 100644
--- a/private/access_vectors
+++ b/private/access_vectors
@@ -725,6 +725,7 @@
 	get_state
 	list
 	lock
+	report_off_body
 	reset
 	unlock
 }