MFC r313572,313782

MFC r313572,313782
Sync libarchive with vendor.

MFC r313572:
  Vendor bugfixes:
    cpio reader sanity fix (OSS-Fuzz 504)
    WARC reader sanity fixes (OSS-Fuzz 511, 526, 532, 552)
    mtree reader time parsing fix (OSS-Fuzz 538)
    XAR reader memleak fix (OSS-Fuzz 551)

MFC r313782:
  Vendor changes:
    Make SCHILY.acl.ace header more compact (NFSv4 ACLs)

  Vendor bugfixes:
    zip reader integer parsing fix (OSS-Fuzz 556)
    spelling fixes (issue #863)

git-svn-id: svn://svn.freebsd.org/base/stable/10@313927 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f