Update CHANGELOG for 0.3.0.0

Author: chshersh

CHANGELOG.md

@@ -3,12 +3,12 @@
 `co-log-core` uses [PVP Versioning][1].
 The change log is available [on GitHub][2].
 
-## 0.3.0.0 — Oct 8, 2021
+## 🎃 0.3.0.0 — Oct 29, 2021
 
 * [#223](https://github.com/co-log/co-log/pull/223):
   Support GHC-9.0.1.
 * [#176](https://github.com/co-log/co-log/issues/176):
-  Add `logFlush` handle to flush the given
+  Add `logFlush` action to flush the given `Handle`.
 
   __Breaking change:__ All `withLog*File` functions how flush handle
   after logging each message. Now you'll see logs in the file
@@ -17,7 +17,8 @@ The change log is available [on GitHub][2].
   __Migration guide:__ If you rely on the previous behaviour, then
   copy-paste corresponding functions and remove flushing.
 
-* Update maintainers information to the new Co-Log organization.
+* Update maintainers information to the new
+  [Co-Log](https://github.com/co-log) organization.
 
 ## 0.2.1.1 — Apr 18, 2020