Install german docs

plasma-desktop.spec

@@ -285,6 +285,10 @@ fi
 %{_datadir}/polkit-1/actions/org.kde.kcontrol.kcmclock.policy
 
 %files doc
+%lang(de) %{_docdir}/HTML/de/kcontrol/
+%lang(de) %{_docdir}/HTML/de/kfontview/
+%lang(de) %{_docdir}/HTML/de/knetattach/
+%lang(de) %{_docdir}/HTML/de/plasma-desktop/
 %lang(en) %{_docdir}/HTML/en/kcontrol/
 %lang(en) %{_docdir}/HTML/en/kfontview/
 %lang(en) %{_docdir}/HTML/en/knetattach/