Change version format in CHANGELOG.md

Author: qtc-de

CHANGELOG.md

@@ -6,14 +6,14 @@ 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).
 
 
-## [1.1.0] - May 31, 2023
+## v1.1.0 - May 31, 2023
 
 ### Added
 
 * Add support for using [multiple databases](https://github.com/codewhitesec/qubes-keepass/pull/2) at once
 * Add [icon support](https://github.com/codewhitesec/qubes-keepass#configuration)
 
 
-## [1.0.0] - Jan 07, 2023
+## v1.0.0 - Jan 07, 2023
 
 **Initial Release** :tada: