Fix broken link in changelog

Author: davidpdrsn

CHANGELOG.md

@@ -48,6 +48,6 @@ N/A
 
 Initial release.
 
-[1.0.0]: https://github.com/davidpdrsn/assert-json-diff/compare/v0.2.1...v1.0.0
+[1.0.0]: https://github.com/davidpdrsn/assert-json-diff/compare/v0.2.1...1.0.0
 [0.2.1]: https://github.com/davidpdrsn/assert-json-diff/compare/v0.2.0...v0.2.1
 [0.2.0]: https://github.com/davidpdrsn/assert-json-diff/compare/v0.1.0...v0.2.0