cifs-utils: upgraded package to upstream

Upgraded net-fs/cifs-utils to version 6.15

BUG=b/269586651,b/269935594,b/269935883
TEST=presubmit
RELEASE_NOTE=Update net-fs/cifs-utils to v6.15. Fixes CVE-2022-29869, CVE-2021-20208, and CVE-2022-27239 in net-fs/cifs-utils.

Change-Id: Ib2ce8dd70dc6d4ac8a0d197f083ac1778650ba36
Reviewed-on: https://cos-review.googlesource.com/c/third_party/overlays/portage-stable/+/43747
Reviewed-by: Vaibhav Rustagi <vaibhavrustagi@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
5 files changed