lint/cli/src/test/java/com/android/tools/lint/checks/data/res/values/plurals.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <plurals name="my_plural">
        <item quantity="one">@string/hello</item>
        <item quantity="few">@string/hello</item>
        <item quantity="other">@string/hello</item>
    </plurals>
</resources>