M5Stack Board Support Packages v1.1.268

Updated dependencies

• Update 13 NuGet dependencies by @nfbot in #391

Full Changelog: v1.1.267...v1.1.268

The following NuGet packages are available from this release:

📦 nanoFramework.AtomLite
📦 nanoFramework.AtomMatrix
📦 nanoFramework.CoreInk
📦 nanoFramework.Fire
📦 nanoFramework.M5Core
📦 nanoFramework.M5Core2
📦 nanoFramework.M5Stick
📦 nanoFramework.M5StickCPlus
📦 nanoFramework.Tough