harmonize changelog with other projects

Author: ianardee

CHANGELOG.md

@@ -1,20 +1,26 @@
 # Mindee Java API Library Changelog
 
 ## v2.1.0 - 2022-12-12
-* :sparkles: Add support fot Invoice v4
+### Changes
+* :sparkles: Add support for Invoice v4
+### Fixes
 * :arrow_up: Bump jackson-databind from 2.13.4 to 2.13.4.1 (#33)
 
 ## v2.0.0 - 2022-12-06
+### ¡Breaking Changes!
 * :boom: Document (endpoints) are now versioned, providing better backward-compatible support.
+### Changes
 * :sparkles: New PDF cut system, which allows specifying exactly which pages to keep or remove.
 * :sparkles: PDF documents are no longer cut by default, use the pageOptions parameter in the parse method.
 * :sparkles: Add support fot Receipt v4
 * :recycle: Improve the internal de-serialization process
 
 ## v1.1.1 - 2022-10-10
+### Fixes
 * :arrow_up: fix for Uncontrolled Resource Consumption in Jackson-databind
 
 ## v1.1.0 - 2022-10-03
+### Changes
 * :sparkles: custom document is handled by sub objects (#21)
 
 ## v1.0.0 - 2022-09-21