Remove Utilities/ACE from build.

This is now a separate package in ATLAS TDAQ. The dependency on
Qt5 is no longer needed.
10 jobs for master
latest
Status Name Job ID Coverage
  Test
canceled build_x86_64-centos7-clang10-dbg_dev3 #16015049
centos7

canceled build_x86_64-centos7-clang10-opt_dev3 #16015050
centos7

canceled build_x86_64-centos7-gcc10-dbg_dev3 #16015051
centos7

canceled build_x86_64-centos7-gcc10-opt_dev3 #16015052
centos7

canceled build_x86_64-centos7-gcc8-dbg_dev3 #16015053
centos7

canceled build_x86_64-centos7-gcc8-opt_dev3 #16015054
centos7

canceled build_x86_64-centos7-gcc8-opt_dev3python2 #16015057
centos7

canceled build_x86_64-centos7-gcc9-dbg_dev3 #16015055
centos7

canceled build_x86_64-centos7-gcc9-opt_dev3 #16015056
centos7

canceled build_x86_64-centos7-gcc9-opt_dev3python2 #16015058
centos7