volser: dont double-stat vnodes when dumping

volser: dont double-stat vnodes when dumping

we get the size, then we get it again. no clue why. let's just not.

Reviewed-on: http://gerrit.openafs.org/5398
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>
(cherry picked from commit 6c18c8844f3be6e006c7f59b3cc36f5b1688e04f)

Change-Id: I743432161a80799e11875cdbcb09b1b15d681d77
Reviewed-on: http://gerrit.openafs.org/5413
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>