Fix the number of arguments for verity commands

Neither of the built-in verity state commands accept arguments, so
set the number of required arguments to zero.

Change-Id: Id57fe671b6b82eaf1e43b8ed7ff9d1e502ada5bd
diff --git a/init/keywords.h b/init/keywords.h
index 532d7c5..09f645b 100644
--- a/init/keywords.h
+++ b/init/keywords.h
@@ -89,8 +89,8 @@
     KEYWORD(symlink,     COMMAND, 1, do_symlink)
     KEYWORD(sysclktz,    COMMAND, 1, do_sysclktz)
     KEYWORD(user,        OPTION,  0, 0)
-    KEYWORD(verity_load_state,      COMMAND, 1, do_verity_load_state)
-    KEYWORD(verity_update_state,    COMMAND, 1, do_verity_update_state)
+    KEYWORD(verity_load_state,      COMMAND, 0, do_verity_load_state)
+    KEYWORD(verity_update_state,    COMMAND, 0, do_verity_update_state)
     KEYWORD(wait,        COMMAND, 1, do_wait)
     KEYWORD(write,       COMMAND, 2, do_write)
     KEYWORD(copy,        COMMAND, 2, do_copy)