Removed non-existant libctanameserver.so library from the spec file of the CTA RPM

cta.spec.in

@@ -123,7 +123,6 @@ The shared libraries
 %defattr(-,root,root)
 %attr(0755,root,root) %{_libdir}/libctacatalogue.so
 %attr(0755,root,root) %{_libdir}/libctacommon.so
-%attr(0755,root,root) %{_libdir}/libctanameserver.so
 %attr(0755,root,root) %{_libdir}/libctaremotens.so
 %attr(0755,root,root) %{_libdir}/libctascheduler.so
 %attr(0755,root,root) %{_libdir}/libctaobjectstore.so