Apply suggested fix to CHANGELOG.md from Copilot Autofix (#266)

Co-authored-by: Copilot Autofix powered by AI <223894421+github-code-quality[bot]@users.noreply.github.com>

Author: reach2jeyan

CHANGELOG.md

@@ -275,6 +275,7 @@ _Changes merged to `main` but not yet released._
 ---
 
 [Unreleased]: https://github.com/reporterplus/pytest-html-plus/compare/v1.0.1...HEAD
+[1.1.0]: https://github.com/reporterplus/pytest-html-plus/compare/v1.0.1...v1.1.0
 [1.0.0]: https://github.com/reporterplus/pytest-html-plus/compare/v0.5.2...v1.0.0
 [0.5.2]: https://github.com/reporterplus/pytest-html-plus/compare/v0.5.1...v0.5.2
 [0.5.1]: https://github.com/reporterplus/pytest-html-plus/compare/v0.5.0...v0.5.1