LAKITU: Backport fix for CVE-2021-39537 from ncurses 6.2

Backport fix for heap-based stack overflow in _nc_captoinfo
from the upstream commit 790a85db ("ncurses 6.2 - patch 20200531")

BUG=b/202124389
TEST=presubmit
RELEASE_NOTE=Fixed CVE-2021-39537 in ncurses package

cos-patch: security-moderate
Change-Id: I8801b549fc78bf03937d0f525ef70393b2cd4dbd
Reviewed-on: https://cos-review.googlesource.com/c/third_party/overlays/portage-stable/+/23411
Reviewed-by: Vaibhav Rustagi <vaibhavrustagi@google.com>
Reviewed-by: Robert Kolchmeyer <rkolchmeyer@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
Main-Branch-Verified: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
2 files changed