Corrected: urpo_id.pub in help file for public key file name

[urpo] / src / urpo.qrc

<RCC>
    <qresource prefix="/">
        <file>help/gpl.html</file>
        <file>help/index_fi.html</file>
        <file>help/index.html</file>
        <file>urpo_fi.qm</file>
    </qresource>
</RCC>