kdenetwork-filesharing: fixup inputs and outputs

pkgs/applications/kde/kdenetwork-filesharing.nix

···
     maintainers = [ lib.maintainers.ttuegel ];
   };
   nativeBuildInputs = [ extra-cmake-modules kdoctools ];
-  propagatedBuildInputs = [ kcoreaddons ki18n kio kwidgetsaddons samba ];
+  buildInputs = [ kcoreaddons ki18n kio kwidgetsaddons samba ];
 }