puppet: Remove absent of email-mirror cron job.
puppet: Remove absent of email-mirror cron job.

This was marked as ensure absent in 24f84922364e, in v1.3.0 in 2014.

punchagan/zulip,andersk/zulip,showell/zulip,rht/zulip,andersk/zulip,showell/zulip,hackerkid/zulip,andersk/zulip,hackerkid/zulip,hackerkid/zulip,punchagan/zulip,andersk/zulip,eeshangarg/zulip,punchagan/zulip,hackerkid/zulip,rht/zulip,eeshangarg/zulip,kou/zulip,kou/zulip,rht/zulip,zulip/zulip,punchagan/zulip,showell/zulip,zulip/zulip,punchagan/zulip,kou/zulip,andersk/zulip,eeshangarg/zulip,kou/zulip,hackerkid/zulip,kou/zulip,kou/zulip,andersk/zulip,hackerkid/zulip,showell/zulip,showell/zulip,zulip/zulip,rht/zulip,rht/zulip,eeshangarg/zulip,rht/zulip,punchagan/zulip,zulip/zulip,showell/zulip,zulip/zulip,hackerkid/zulip,showell/zulip,kou/zulip,eeshangarg/zulip,punchagan/zulip,zulip/zulip,eeshangarg/zulip,zulip/zulip,eeshangarg/zulip,andersk/zulip,rht/zulip