Sidenav Button

<div class="grid-container padding-x-2 tablet-padding-x-4 padding-y-4">
    <h2>Incorrect text color on current items in sidenav</h2>
    <p class="usa-intro">
        Based on this <a href="https://github.com/uswds/uswds/issues/4073">issue</a>. Added buttons to make sure there are no regressions related to <a href="https://github.com/uswds/uswds/issues/3838">buttons</a>.
    </p>
    <nav aria-label="Secondary navigation">
        <ul class="usa-sidenav">
            <li class="usa-sidenav__item">
                <a class="usa-button" href="javascript:void(0);">Parent button link</a>
            </li>
            <li class="usa-sidenav__item">
                <a href="javascript:void(0);" class="usa-current">Current page</a>
                <ul class="usa-sidenav__sublist">
                    <li class="usa-sidenav__item">
                        <a href="javascript:void(0);">Child link</a>
                    </li>
                    <li class="usa-sidenav__item">
                        <a href="javascript:void(0);" class="usa-current">Child link</a>
                        <ul class="usa-sidenav__sublist">
                            <li class="usa-sidenav__item">
                                <a href="javascript:void(0);">Grandchild link</a>
                            </li>
                            <li class="usa-sidenav__item">
                                <a href="javascript:void(0);">Grandchild link</a>
                            </li>
                            <li class="usa-sidenav__item">
                                <a href="javascript:void(0);" class="usa-current">Grandchild link</a>
                            </li>
                            <li class="usa-sidenav__item">
                                <a href="javascript:void(0);">Grandchild link</a>
                            </li>
                        </ul>
                    </li>
                    <li class="usa-sidenav__item">
                        <a href="javascript:void(0);">Child link</a>
                    </li>
                    <li class="usa-sidenav__item">
                        <button class="usa-button usa-button--accent-warm">Child button</button>
                    </li>
                    <li class="usa-sidenav__item">
                        <a href="javascript:void(0);">Child link</a>
                    </li>
                </ul>
            </li>
            <li class="usa-sidenav__item">
                <a href="javascript:void(0);">Parent link</a>
            </li>
        </ul>
    </nav>
</div>