A parameterised plugin module condition for enabling modules in the presence of a dark feature.
Pass a param with parameter name "featureKey" containing the dark feature key. Example:
<web-item key="some-key" section="some/section" weight="1">
<label key="menu.title"/>
<link>/some/path</link>
<condition class="com.atlassian.sal.api.features.DarkFeatureEnabledCondition">
<param name="featureKey">feature.key</param>
</condition>
</web-item>
The feature key is validated using the
ValidFeatureKeyPredicate.