Remove AFS_NBSD40_ENV block within AFS_HPUX110_ENV block

Change-Id: Id679f07c811c36b9f47556a9e7be94fe7ba303f3
Reviewed-on: http://gerrit.openafs.org/10265
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@your-file-system.com>