Update CHANGELOG for v1.0.2

***NO_CI***

Author: nfbot

CHANGELOG.md

@@ -2,7 +2,15 @@
 
 ## [**Changes available only in 'Preview' NuGet packages:**](https://github.com/nanoframework/System.Device.I2c/tree/HEAD)
 
-[Full Changelog](https://github.com/nanoframework/System.Device.I2c/compare/v1.0.1...HEAD)
+[Full Changelog](https://github.com/nanoframework/System.Device.I2c/compare/v1.0.2-preview.6...HEAD)
+
+**Documentation and other chores:**
+
+- Bumps nanoFramework.CoreLibrary from 1.11.6-preview.2 to 1.11.7 [\#38](https://github.com/nanoframework/System.Device.I2c/pull/38)
+
+## [v1.0.2-preview.6](https://github.com/nanoframework/System.Device.I2c/tree/v1.0.2-preview.6) (2021-11-30)
+
+[Full Changelog](https://github.com/nanoframework/System.Device.I2c/compare/v1.0.1...v1.0.2-preview.6)
 
 **Documentation and other chores:**