Log Message:
libarchive: Update to 3.4.3

Libarchive 3.4.3 is a feature and bugfix release.

New features:

    support for pzstd compressed files (#1357)
    support for RHT.security.selinux tar extended attribute (#1348)

Important bugfixes:

    various zstd fixes and improvements (#1342 #1352 #1359)
    child process handling fixes (#1372)

Libarchive 3.4.2 is a feature and security release.

New features:

    support for atomic file extraction (bsdtar -x --safe-writes) (#1289)
    support for mbed TLS (PolarSSL) (#1301)

Important bugfixes:

    security fixes in RAR5 reader (#1280 #1326)
    compression buffer fix in XAR writer (#1317)
    fix uname and gname longer than 32 characters in PAX writer (#1319)
    fix segfault when archiving hard links in ISO9660 and XAR writers (#1325)
    fix support for extracting 7z archive entries with Delta filter (#987)

Libarchive 3.4.1 is a feature and security release.

New features:

    Unicode filename support for reading lha/lzh archives
    New pax write option "xattrhdr"

Important bugfixes:

    security fixes in wide string processing (#1276 #1298)
    security fixes in RAR5 reader (#1212 #1217 #1296)
    security fixes and optimizations to write filter logic (#351)
    security fix related to use of readlink(2) (1dae5a5)
    sparse file handling fixes (#1218 #1260)

Thanks to all contributors and bug reporters.
Special thanks to Christos Zoulas (@zoulasc) from NetBSD for the atomic file \ 
extraction feature.