doc: clarify fos_user configuration removal
doc: clarify fos_user configuration removal
buddhika-jay/RollerworksMultiUserBundle,broncha/RollerworksMultiUserBundle,rollerworks/RollerworksMultiUserBundle,rollerworks/RollerworksMultiUserBundle,buddhika-jay/RollerworksMultiUserBundle,buddhikajay/RollerworksMultiUserBundle,broncha/RollerworksMultiUserBundle,buddhikajay/RollerworksMultiUserBundle