Bump version to 0.26.0

## [0.26.0] - 2025-07-18

- Fix MSBuild integration sample in docs #750 [@xperiandri]
- Exit after printing out version information #743 [@Numpsy]
- Fix .NET 8 support #748 [@xperiandri]
- Update docs to note that linting supports `slnx` and `slnf` files #744 [@Numpsy]

Author: xperiandri

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [0.26.0] - 2025-07-18
 
 - Fix MSBuild integration sample in docs #750 [@xperiandri]
 - Exit after printing out version information #743 [@numpsy]
@@ -643,5 +643,6 @@ Happy 10 year anniversary to FSharpLint!
 
 - First release
 
-[Unreleased]: https://github.com/fsprojects/FSharpLint/compare/releases/0.30.0...HEAD
-[0.30.0]: https://github.com/fsprojects/FSharpLint/compare/releases/0.24.2...releases/0.30.0
+[Unreleased]: https://github.com/fsprojects/FSharpLint/compare/v0.26.0...HEAD
+[0.26.0]: https://github.com/fsprojects/FSharpLint/compare/v0.25.0...v0.26.0
+[0.25.0]: https://github.com/fsprojects/FSharpLint/compare/v0.24.2...v0.25.0