ProxSuite 0.5.1

What's Changed

• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #265
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #268
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #269
• Check model is_valid up to eps by @fabinsch in #272

Full Changelog: v0.5.0...v0.5.1