chore: add changelog fragment for latest changes

Author: agateau-gg

changelog.d/20230327_152427_aurelien.gateau_setup_scriv.md

@@ -0,0 +1,41 @@
+<!--
+A new scriv changelog fragment.
+
+Uncomment the section that is right (remove the HTML comment wrapper).
+-->
+
+<!--
+### Removed
+
+- A bullet item for the Removed category.
+
+-->
+<!--
+### Added
+
+- A bullet item for the Added category.
+
+-->
+<!--
+### Changed
+
+- A bullet item for the Changed category.
+
+-->
+<!--
+### Deprecated
+
+- A bullet item for the Deprecated category.
+
+-->
+
+### Fixed
+
+- Python dependencies were not correctly defined: py-gitguardian was using `marshmallow-dataclass` and `click` without depending on them. The package now explicitly depends on `marshmallow-dataclass` and does not use `click` anymore (#43).
+
+<!--
+### Security
+
+- A bullet item for the Security category.
+
+-->