rpm: don't package files twice

rpm: don't package files twice

The LICENSE and two manpages were included in the main
package as well as one of the others. Remove duplicate entries.

Reviewed-on: http://gerrit.openafs.org/3628
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementia.org>
(cherry picked from commit 8d157961e96ec6b504ea40dcef51fb4a8d61d371)

Change-Id: I4120181c4384aa0f3f6f4c016c594d45cf037921
Reviewed-on: http://gerrit.openafs.org/3818
Reviewed-by: Stephan Wiesand <stephan.wiesand@desy.de>
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementia.org>