Reapply "teams/kde: Use web-based Anaconda UI by default for KDE"

This reverts commit 24c4fc39c2.
With a PR we can run the tests on openQA staging, identify any
problems with the change, and extend the tests to cover the
additional screens that show up with KDE.

teams/kde.xml

@@ -26,4 +26,7 @@
 	<packages type="image" patternType="plusRecommended" profiles="KDE-Desktop-Disk,KDE-Desktop-Live">
 		<package name="plasma-welcome-fedora"/>
 	</packages>
+	<packages type="image" patternType="plusRecommended" profiles="KDE-Desktop-Live">
+		<package name="anaconda-webui"/>
+	</packages>
 </image>