docs(changelog): update changelog for version 0.6.0

Author: Changelog Bot

CHANGELOG.md

@@ -5,57 +5,63 @@ fixes and other changes of GitLab Configuration as Code.
 
 ## [Unreleased]
 
+## [0.6.0] - 2020-11-26
+
 ### Added
 
-- Support for configuring Instance CI/CD Variables
+-   Support for configuring Instance CI/CD Variables
 
 ### Changed
 
-- Validation of resources using JSON Schema
-- Switch CI from Travis to GitHub Actions
+-   Validation of resources using JSON Schema
+-   Switch CI from Travis to GitHub Actions
 
 ### Security
 
-- Do not log values of any variables, because this may lead to leak of secrets
+-   Do not log values of any variables, because this may lead to leak of secrets
 
 ## [0.5.0] - 2020-04-14
 
-### Added 
+### Added
 
-- Use `!include` directive with path relative to GitLab configuration file path
+-   Use `!include` directive with path relative to GitLab configuration file path
 
 ## [0.4.0] - 2020-03-12
 
 ### Added
 
-- Support for configuring Feature Flags
-- Support for mixing GitLab client configuration in file and environment variables
+-   Support for configuring Feature Flags
+-   Support for mixing GitLab client configuration in file and environment variables
 
 ## [0.3.1] - 2020-02-06
 
 ### Fixed
 
-- Calculation of key prefixes in `UpdateOnlyConfigurer`
+-   Calculation of key prefixes in `UpdateOnlyConfigurer`
 
-## [0.3.0] - 2020-02-04 
+## [0.3.0] - 2020-02-04
 
 ### Added
 
-- Support for configuring Appearance
+-   Support for configuring Appearance
 
 ### Changed
 
-- Updated dependency on `python-gitlab`
-- Code modularization
+-   Updated dependency on `python-gitlab`
+-   Code modularization
 
 ## [0.2.0] - 2019-11-28
 
-### Added 
+### Added
 
-- Documentation available under https://gitlab-configuration-as-code.readthedocs.io/
+-   Documentation available under <https://gitlab-configuration-as-code.readthedocs.io/>
 
 ## [0.1.0] - 2019-11-28
 
-### Added 
+### Added
+
+-   Initial release with support for application settings and license
+
+[Unreleased]: https://github.com/Roche/gitlab-configuration-as-code/compare/0.6.0...HEAD
 
-- Initial release with support for application settings and license
+[0.6.0]: https://github.com/Roche/gitlab-configuration-as-code/compare/0.5.0...0.6.0