glusterfs.spec.in: resync with Fedora glusterfs.spec

remove extraneous pwd and ls, left-overs from debugging regression
failures

BUG: 819130
Change-Id: I9bc058bbbfd78218153737751481171f21001e6e
Signed-off-by: Kaleb S. KEITHLEY <kkeithle@redhat.com>
Reviewed-on: http://review.gluster.org/4547
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Anand Avati <avati@redhat.com>