function renounceOwnership() ... { 
    ...
    bool verifyAfter = _verifyCall(_owner);
    LSP14Ownable2Step._renounceOwnership();
    ...
}
function _verifyPermissions(...) ... {
    ...
    if (...) {
        ...
    } else if (
            erc725Function == ILSP14Ownable2Step.transferOwnership.selector ||
            erc725Function == ILSP14Ownable2Step.acceptOwnership.selector
        ) {
            LSP6OwnershipModule._verifyOwnershipPermissions(from, permissions);
        } else {
            revert InvalidERC725Function(erc725Function);
        }
    }
