docs. Fix make_ch_cert creation of trusted_roots dir a bit
docs. Fix make_ch_cert creation of trusted_roots dir a bit

plantigrade/geni-tools,plantigrade/geni-tools,ahelsing/geni-tools,ahelsing/geni-tools,GENI-NSF/gram,GENI-NSF/gram,tcmitchell/geni-tools,tcmitchell/geni-tools,GENI-NSF/gram