rpms: Fix our %version handling

rpms: Fix our %version handling

When we're doing version requirements in -devel package Requires:
lines, we should be using %{version}-%{release}, not just %{version}

FIXES 130137

Reviewed-on: http://gerrit.openafs.org/4969
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>
(cherry picked from commit 15c073887b905adaef301863ed87c49f9d77b394)

Change-Id: I047f535b023a01468a3ad169d1742002abb59123
Reviewed-on: http://gerrit.openafs.org/5201
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: BuildBot <buildbot@rampaginggeek.com>