Bump kiwisolver from 1.2.0 to 1.3.0

Bumps kiwisolver from 1.2.0 to 1.3.0.

Changelog

Sourced from kiwisolver's changelog.

Wrappers 1.3.0 | Solver 1.3.0 | 10/21/2020

• add c++ benchmarks and run them on CIs PR #91
• modernize the c++ code by using more c++11 features PR #90
• introduce move semantic in some c++ constructors to improve performances PR #89
• add support for Python 3.9 PR #88

Commits

• 80ca735 version: update version number
• 58a6786 cut release 1.3.0
• 8f1491d Update README
• 116a4a0 Merge pull request #88 from nucleic/py39
• bb3879b update releasenotes
• 82f03b1 cis: run on released 3.9
• da827d9 cis: fix spelling
• 2486d17 cis: test on 3.9.0-rc1
• 095d236 update bindings for Python 3.9
• 7c91436 update releasenotes
• Additional commits viewable in compare view