fix: Changelog link for 0.16.0 diff (#1136)

Author: tizoc

CHANGELOG.md

@@ -410,7 +410,7 @@ First public release.
 - Web-based frontend for the node.
 
 [Unreleased]: https://github.com/openmina/openmina/compare/v0.16.0...develop
-[0.15.0]: https://github.com/openmina/openmina/compare/v0.15.0...v0.16.0
+[0.16.0]: https://github.com/openmina/openmina/compare/v0.15.0...v0.16.0
 [0.15.0]: https://github.com/openmina/openmina/compare/v0.14.0...v0.15.0
 [0.14.0]: https://github.com/openmina/openmina/compare/v0.13.0...v0.14.0
 [0.13.0]: https://github.com/openmina/openmina/compare/v0.12.0...v0.13.0