Fix lower bound variable in accounts_passwords_pam_faillock_deny

Fixed to work with new OVAL logic in template (inclusive comparison).

linux_os/guide/system/accounts/accounts-pam/locking_out_password_attempts/accounts_passwords_pam_faillock_deny/rule.yml

@@ -97,4 +97,4 @@ template:
     ext_variable: var_accounts_passwords_pam_faillock_deny
     description: Lockout account after failed login attempts.
     variable_upper_bound: use_ext_variable
-    variable_lower_bound: 0
+    variable_lower_bound: 1