Use kf5_find_lang everywhere

OBS-URL: https://build.opensuse.org/package/show/KDE:Frameworks5:LTS/kinfocenter5?expand=0&rev=3

kinfocenter5.spec

@@ -81,11 +81,14 @@ KDE Utility that provides information about a computer system.
 %patch0 -p1
 
 %build
-  %cmake_kf5 -d build -- -DCMAKE_INSTALL_LOCALEDIR=share/locale/kf5
+  %cmake_kf5 -d build -- -DCMAKE_INSTALL_LOCALEDIR=%{_kf5_localedir}
   %make_jobs
 
 %install
   %kf5_makeinstall -C build
+%if %{with lang}
+  %kf5_find_lang
+%endif
 
 %files
 %defattr(-,root,root)
@@ -106,10 +109,8 @@ KDE Utility that provides information about a computer system.
 %{_kf5_sharedir}/desktop-directories/
 
 %if %{with lang}
-%files lang
-%defattr(-,root,root)
+%files lang -f %{name}.lang
 %doc COPYING*
-%{_kf5_localedir}/
 %doc %lang(ca) %{_kf5_htmldir}/ca/
 %doc %lang(de) %{_kf5_htmldir}/de/
 %doc %lang(it) %{_kf5_htmldir}/it/