0.8.0: sphinx 4.0.2 warnings

[kloczek]

+ /usr/bin/python3 setup.py build_sphinx -b man --build-dir build/sphinx
/usr/lib/python3.8/site-packages/setuptools/dist.py:454: UserWarning: Normalizing 'v0.8.0' to '0.8.0'
  warnings.warn(tmpl.format(**locals()))
running build_sphinx
Running Sphinx v4.0.2
making output directory... done
WARNING: html_static_path entry '_static' does not exist
building [mo]: targets for 0 po files that are out of date
building [man]: all manpages
updating environment: [new config] 4 added, 0 changed, 0 removed
reading sources... [100%] usage
WARNING: autodoc: failed to import module 'fetch' from module 'stdlib_list'; the following exception was raised:
cannot import name 'base_dir' from 'stdlib_list' (/home/tkloczko/rpmbuild/BUILD/python-stdlib-list-0.8.0/stdlib_list/__init__.py)
/home/tkloczko/rpmbuild/BUILD/python-stdlib-list-0.8.0/stdlib_list/__init__.py:docstring of stdlib_list.base.in_stdlib:14: WARNING: Field list ends without a blank line; unexpected unindent.
/home/tkloczko/rpmbuild/BUILD/python-stdlib-list-0.8.0/stdlib_list/__init__.py:docstring of stdlib_list.base.in_stdlib:18: WARNING: Field list ends without a blank line; unexpected unindent.
/home/tkloczko/rpmbuild/BUILD/python-stdlib-list-0.8.0/stdlib_list/__init__.py:docstring of stdlib_list.base.stdlib_list:6: WARNING: Field list ends without a blank line; unexpected unindent.
looking for now-outdated files... none found
pickling environment... done
checking consistency... done
writing... python-stdlib-list.3 { install usage fetch } done
build succeeded, 5 warnings.