vol-salvage: Indent some ifdefs

Reviewed-on: http://gerrit.openafs.org/7513
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>
(cherry picked from commit 80359f562a459ef1dba2cdf53ee486578b50752d)

Change-Id: I36fdd58895928fc82f9542e3c0d2ec1db7551e42
Reviewed-on: http://gerrit.openafs.org/9479
Reviewed-by: Derrick Brashear <shadow@your-file-system.com>
Reviewed-by: Andrew Deason <adeason@sinenomine.net>
Reviewed-by: Stephan Wiesand <stephan.wiesand@desy.de>
Tested-by: BuildBot <buildbot@rampaginggeek.com>