Fix eosxd config after removal of DNS aliases
eosworkspace.cern.ch and eostheory.cern.ch, previously DNS aliases for eospublic.cern.ch have been removed on 5-Jan-2021
Use eospublic.cern.ch for /eos/workspace and /eos/theory
eosworkspace.cern.ch and eostheory.cern.ch, previously DNS aliases for eospublic.cern.ch have been removed on 5-Jan-2021
Use eospublic.cern.ch for /eos/workspace and /eos/theory