Added the fallback from ALGO=Fast to ALGO=Normal in NonConvergingErrorHandler
Added the fallback from ALGO=Fast to ALGO=Normal in NonConvergingErrorHandler

davidwaroquiers/custodian,materialsproject/custodian,specter119/custodian,materialsproject/custodian,specter119/custodian,alberthxf/custodian,materialsproject/custodian,specter119/custodian,xhqu1981/custodian