making davids time string parser work for iosxr too
making davids time string parser work for iosxr too

napalm-automation/napalm-junos,ckishimo/napalm-junos,spotify/napalm,napalm-automation/napalm,spotify/napalm,mirceaulinic/napalm-junos,pshemk/napalm-junos