Fix install

khelpcenter.spec

@@ -97,7 +97,9 @@ desktop-file-validate %{buildroot}%{_datadir}/applications/org.kde.Help.desktop
 %lang(en) %{_kf5_docdir}/HTML/en/onlinehelp/
 %lang(it) %{_kf5_docdir}/HTML/it/khelpcenter/
 %lang(nl) %{_kf5_docdir}/HTML/nl/khelpcenter/
-%lang(pt_BR) %{_kf5_docdir}/HTML/pt_BR/khelpcenter/
+%lang(pt_BR) %{_kf5_docdir}/HTML/pt_BR/khelpc
+%lang(sr) %{_kf5_docdir}/HTML/sr/khelpcenter/
+%lang(sr@latin) %{_kf5_docdir}/HTML/sr@latin/khelpcenter/
 %lang(sv) %{_kf5_docdir}/HTML/sv/khelpcenter/
 %lang(uk) %{_kf5_docdir}/HTML/uk/khelpcenter/