Update to upstream version '1.2.8'
with Debian dir f89dce45322c1c6e1805d40654f99599d2a0763e

Changes-By: lintian-brush
Fixes: lintian: package-uses-old-debhelper-compat-version
See-also: https://lintian.debian.org/tags/package-uses-old-debhelper-compat-version.html

Fix some issues reported by lintian

See merge request python-team/modules/python-py-zipkin!1

Fixes: lintian: global-files-wildcard-not-first-paragraph-in-dep5-copyright
See-also: https://lintian.debian.org/tags/global-files-wildcard-not-first-paragraph-in-dep5-copyright.html

Fixes: lintian: upstream-metadata-file-is-missing
See-also: https://lintian.debian.org/tags/upstream-metadata-file-is-missing.html

Fixes: lintian: package-uses-old-debhelper-compat-version
See-also: https://lintian.debian.org/tags/package-uses-old-debhelper-compat-version.html

with Debian dir 6e641ad59a5bce91d6956b1ff70ac6795bb4b3d7