kbx: Avoid use of uninitialized value.
* kbx/backend-kbx.c (be_kbx_search): Initialize skipped_long_blobs value which is passed to keybox_search and incremented there. (be_kbx_seek): Likewise.
- GnuPG-bug-id: T5393
- Co-authored-by: NIIBE Yutaka <gniibe@fsij.org>
- Signed-off-by: Jakub Jelen <jjelen@redhat.com>