Function lint_always_true

nodedb/src/control/security/explain.rs:200–204

()

    #[test]
    fn lint_always_true() {
        let warnings = lint_predicate(&RlsPredicate::AlwaysTrue);
        assert_eq!(warnings.len(), 1);
        assert!(warnings[0].contains("tautology"));
    }

    #[test]
    fn lint_static_predicate() {