Update python-textfsm to version 1.1.3 / rev 10 via SR 1109646
https://build.opensuse.org/request/show/1109646
by user StevenK + anag+factory
- Add patch correct-version.patch, version in the tarball does not match.
- Add patch remove-future-requirement.patch, drop requirement of future
- Switch to pyproject and autosetup macros
- Clean up python 2 leftovers
- Do not install testdata
- Stop using greedy globs in %files