KDE4: add kde4-open-url to the integration package

Currently kde4-open-url is just installed, but not included in
the kde-integration package.

Change-Id: Ic114a463b97aaaf4cc7ff3062143698daf93513c
(cherry picked from commit 805a861b)
Reviewed-on: https://gerrit.libreoffice.org/19327Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Katarina Behrens <Katarina.Behrens@cib.de>

scp2/source/kde/module_kde.scp

@@ -26,5 +26,7 @@ Module gid_Module_Optional_Kde
     PackageInfo = "packinfo_office.txt";
     MOD_NAME_DESC(MODULE_OPTIONAL_KDE);
     Styles = ();
-    Files = (auto_kde_ALL);
+    Files = (auto_kde_ALL,
+        gid_File_Bin_Kde_Open_Url
+    );
 End