Update vendor/libarchive/dist to git b5818e39e128eca4951e2ab10467d4d850a2ba57

Update vendor/libarchive/dist to git b5818e39e128eca4951e2ab10467d4d850a2ba57

Relevant vendor changes:
Issue #795: XAR - do not try to add xattrs without an allocated name
PR #812: non-recursive option for extract and list
PR #958: support reading metadata from compressed files
PR #999: add --exclude-vcs option to bsdtar
Issue #1062: treat empty archives with a GNU volume header as valid
PR #1074: Handle ZIP files with trailing 0s in the extra fields
          (Android APK archives)
PR #1109: Ignore padding in Zip extra field data (Android APK archives)
PR #1167: fix problems related to unreadable directories
Issue #1168: fix handling of strtol() and strtoul()
PR #1172: RAR5 - fix invalid window buffer read in E8E9 filter
PR #1174: ZIP reader - fix of MSZIP signature parsing
PR #1175: gzip filter - fix reading files larger than 4GB from memory
PR #1177: gzip filter - fix memory leak with repeated header reads
PR #1180: ZIP reader - add support for Info-ZIP Unicode Path Extra Field
PR #1181: RAR5 - fix merge_block() recursion
          (OSS-Fuzz 12999, 13029, 13144, 13478, 13490)
PR #1183: fix memory leak when decompressing ZIP files with LZMA
PR #1184: fix RAR5 OSS-Fuzz issues 12466, 14490, 14491, 12817
  OSS-Fuzz 12466: RAR5 - fix buffer overflow when parsing huffman tables
  OSS-Fuzz 14490, 14491: RAR5 - fix bad shift-left operations
  OSS-Fuzz 12817: RAR5 - handle a case with truncated huffman tables
PR #1186: RAR5 - fix invalid type used for dictionary size mask
          (OSS-Fuzz 14537)
PR #1187: RAR5 - fix integer overflow (OSS-Fuzz 14555)
PR #1190: RAR5 - RAR5 don't try to unpack entries marked as directories
          (OSS-Fuzz 14574)
PR #1196: RAR5 - fix a potential SIGSEGV on 32-bit builds
OSS-Fuzz 2582: RAR - fix use after free if there is an invalid entry
OSS-Fuzz 14331: RAR5 - fix maximum owner name length
OSS-Fuzz 13965: RAR5 - use unsigned int for volume number + range check

Additional RAR5 reader changes:
  - support symlinks, hardlinks, file owner, file group, versioned files
  - change ARCHIVE_FORMAT_RAR_V5 to 0x100000
  - set correct mode for readonly directories
  - support readonly, hidden and system Windows file attributes

NOTE: a version bump of libarchive will happen in the following days