docs: updated changelog for v0.1.2

Author: luisaveiro

CHANGELOG.md

@@ -5,7 +5,15 @@ 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]
-- Laravel sonarscanner template
+
+## [v0.1.2] - 2021-01-20
+## Added
+- Laravel SonarScanner template.
+- Useful Tips section in readme.
+- Test coverage & execution properties for default and laravel SonarScanner templates.
+
+## Fixed
+- Fixed `sonar.host.url` for default SonarScanner template.
 
 ## [v0.1.1] - 2021-01-15
 ### Added