Merge pull request #3120 from stoeckmann/archive_endian

Extend `archive_endian.h` usage

diff --cc libarchive/archive_read_support_filter_gzip.c
Simple merge

diff --cc libarchive/archive_read_support_format_7zip.c
Simple merge

diff --cc libarchive/archive_read_support_format_iso9660.c
Simple merge

diff --cc libarchive/archive_read_support_format_rar5.c
Simple merge

diff --cc libarchive/archive_write_add_filter_gzip.c
Simple merge

diff --cc libarchive/archive_write_set_format_shar.c
Simple merge