Release v5.4.0

What's Changed

• Fix json converter regex for subplot properties by @brettwinters in #458
• Bump plotly.js to v2.35.3 by @sean-mcl in #459
• Bump several dependencies by @sean-mcl in #459
• Remove Newtonsoft dependency by @sean-mcl in #459
• Implement Plotly.Update properly by @sean-mcl in #459
• Add Plotly.Update example by @sean-mcl in #459

New Contributors

• @brettwinters made their first contribution in #458

Full Changelog: v5.3.0...v5.4.0