docs: fix incorrect and broken links in CHANGELOG.md (#1482)

* docs: fix incorrect and broken links in `CHANGELOG.md`

* fix: Remove duplicate entry

---------

Co-authored-by: Henrik Friedrichsen <henrik@affekt.org>

CHANGELOG.md

@@ -5,6 +5,8 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
 ## [1.1.2] - 2024-07-16
 
 ### Fixed
@@ -195,7 +197,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Albums with more than 50 songs not showing all the songs when viewed in the library
 - Bug that could cause items to not load until the screen is filled on bigger screens
 
-[Unreleased]: https://github.com/hrkfdn/ncspot/compare/v1.1.1...HEAD
+[Unreleased]: https://github.com/hrkfdn/ncspot/compare/v1.1.2...HEAD
+[1.1.2]: https://github.com/hrkfdn/ncspot/compare/v1.1.1...v1.1.2
 [1.1.1]: https://github.com/hrkfdn/ncspot/compare/v1.1.0...v1.1.1
 [1.1.0]: https://github.com/hrkfdn/ncspot/compare/v1.0.0...v1.1.0
 [1.0.0]: https://github.com/hrkfdn/ncspot/compare/v0.13.4...v1.0.0
@@ -206,5 +209,4 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 [0.13.0]: https://github.com/hrkfdn/ncspot/compare/v0.12.0...v0.13.0
 [0.12.0]: https://github.com/hrkfdn/ncspot/compare/v0.11.2...v0.12.0
 [0.11.2]: https://github.com/hrkfdn/ncspot/compare/v0.11.1...v0.11.2
-[0.11.1]: https://github.com/hrkfdn/ncspot/compare/v0.11.0...v0.11.1
-[0.11.2]: https://github.com/hrkfdn/ncspot/compare/v0.11.1...v0.11.2
+[0.11.1]: https://github.com/hrkfdn/ncspot/compare/v0.11.0...v0.11.1