Re-enable optimisation in dbg mode for IdDict
Previously, the CMAKE set optimised build for IdDictMgr.cxx. The original file is now scattered over several implementation files (since !76262 (merged)), so enable the same option for these.
Previously, the CMAKE set optimised build for IdDictMgr.cxx. The original file is now scattered over several implementation files (since !76262 (merged)), so enable the same option for these.