Import Debian version 1.8.2.2

apt (1.8.2.2) buster-security; urgency=high

  * SECURITY UPDATE: Integer overflow in parsing (LP: #1899193)
    - apt-pkg/contrib/arfile.cc: add extra checks.
    - apt-pkg/contrib/tarfile.cc: limit tar item sizes to 128 GiB
    - apt-pkg/deb/debfile.cc: limit control file sizes to 64 MiB
    - test/*: add tests.
    - CVE-2020-27350
  * Additional hardening:
    - apt-pkg/contrib/tarfile.cc: Limit size of long names and links to 1 MiB
  * Fix autopkgtest regression in 1.8.2.1 security update