Update ChangeLog

Author: Dhaval2404

CHANGELOG.md

@@ -5,6 +5,9 @@ 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]
+## [1.7.4] - 2020-08-02
+### Changed
+  * Fixed PNG image saved as JPG after compress issue [#105](https://github.com/Dhaval2404/ImagePicker/issues/105)
 
 ## [1.7.3] - 2020-07-18
 ### Changed
@@ -73,6 +76,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   * Retrieve Image Result as File, File Path as String or Uri object
 
 [Unreleased]: https://github.com/Dhaval2404/ImagePicker/compare/v2.0...HEAD
+[1.7.4]: https://github.com/Dhaval2404/ImagePicker/compare/v1.7.3...v1.7.4
 [1.7.3]: https://github.com/Dhaval2404/ImagePicker/compare/v1.7.2...v1.7.3
 [1.7.2]: https://github.com/Dhaval2404/ImagePicker/compare/v1.7.1...v1.7.2
 [1.7.1]: https://github.com/Dhaval2404/ImagePicker/compare/v1.7...v1.7.1