Packagers vs package maintainers
Packagers vs package maintainers

The doc uses a familliar word of "packager", but the real name
should be "package maintainer". This fixes it.

Change-Id: Ieab50fe7ed0d666c9c6eff4c0b986765765f1ac4

JioCloud/pbr,openstack-dev/pbr,varunarya10/pbr,openstack-dev/pbr,openstack-dev/pbr,WiFast/pbr,klmitch/pbr,JioCloud/pbr,WiFast/pbr,varunarya10/pbr,klmitch/pbr