remove the invocation of DsoDb from the AthDictLoaderSvc and move it to the RootDict


git-svn-id: svn+ssh://svn.cern.ch/reps/atlasoff/Control/AthenaServices/branches/AthenaServices-01-57-05-branch@568002 4525493e-7705-40b1-a816-d608a930855b