glusterfs.spec.in: use upstream logrotate exclusively

retiring Fedora dist-git *.logrotate files

Change-Id: I6a94aac6f45573216de3f9e673d10db6de5ccb98
BUG: 1126832
Signed-off-by: Kaleb S. KEITHLEY <kkeithle@redhat.com>
Reviewed-on: http://review.gluster.org/8418
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Niels de Vos <ndevos@redhat.com>