Previously, running the build process gave a warning:
$ sh build/autogen.sh
...
Makefile.am:356: warning: whitespace following trailing backslash
...
This removes that warning.
libarchive/test/test_archive_write_add_filter_by_name.c \
libarchive/test/test_archive_write_set_filter_option.c \
libarchive/test/test_archive_write_set_format_by_name.c \
- libarchive/test/test_archive_write_set_format_filter_by_ext.c \
+ libarchive/test/test_archive_write_set_format_filter_by_ext.c \
libarchive/test/test_archive_write_set_format_option.c \
libarchive/test/test_archive_write_set_option.c \
libarchive/test/test_archive_write_set_options.c \