fix link to changelog

Author: jonasspinner

CHANGELOG.md

@@ -14,6 +14,10 @@ Possible sections are:
 <!-- next-header -->
 ## [Unreleased] - ReleaseDate
 
+### Fixed
+
+- fix link to CHANGELOG in CONTRIBUTING
+
 ## [0.1.0] - 2023-01-09
 
 - initial release, full coverage of the H3 API

CONTRIBUTING.md

@@ -19,7 +19,7 @@ Try to do one pull request per change.
 ### Updating the changelog
 
 Update the changes you have made in
-[CHANGELOG](https://github.com/HydroniumLabs/h3o/blob/main/CHANGELOG.md)
+[CHANGELOG](https://github.com/HydroniumLabs/h3o/blob/master/CHANGELOG.md)
 file under the **Unreleased** section.
 
 Add the changes of your pull request to one of the following subsections,