Change version to 0.3.0 (#212)

* Update version to 0.3.0
* Add [0.3.0] section in changelog

Author: ValerianRey

CHANGELOG.md

@@ -8,6 +8,8 @@ changes that do not affect the user.
 
 ## [Unreleased]
 
+## [0.3.0] - 2024-12-10
+
 ### Added
 
 - Added a default value to the `inputs` parameter of `backward`. If not provided, the `inputs` will

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "pdm.backend"
 
 [project]
 name = "torchjd"
-version = "0.2.2"
+version = "0.3.0"
 description = "Library for Jacobian Descent with PyTorch."
 readme = "README.md"
 authors = [