Update changelog for 1.3

Author: multimeric

CHANGELOG.md

@@ -1,6 +1,14 @@
 
 ## Changelog
 
+### 1.3.0
+
+#### Changed
+
+* Auto-generated type definitions for the datasets have been regenerated [[#31](https://github.com/multimeric/Unipressed/pull/31)]. This pulls upstream changes from Uniprot. For a full list of changes [view this commit diff](https://github.com/multimeric/Unipressed/pull/31/commits/3dcf6f9b405807c44c9252eb6a603e915827021f).
+* Auto-generated type definitions for the ID mapper have been regenerated [[#30]](https://github.com/multimeric/Unipressed/pull/30) [@hlfernandez](https://github.com/hlfernandez)
+* Remove Python 3.7 support and support 3.12
+
 ### 1.2.0
 
 #### Added