Version 0.2.8 release

Happy birthday to my little boy, Andy!

What's Changed

• Use UnitOfConductivity.MICROSIEMENS by @Necroneco in #298
• Update utils.py by @kiminih in #299
• import functions used from system_info directly by @Necroneco in #302
• set color_mode for lights by @Necroneco in #309

New Contributors

• @kiminih made their first contribution in #299

Full Changelog: 0.2.7...0.2.8