Add version 3.6.0 to changelog

CHANGELOG.md

 
 ### [Unreleased][unreleased]
 
+#### Fixed
+
+#### Changed
+
+#### Added
+
+#### Removed
+
+### [3.6.0] - 2021-01-16
+
 #### Fixed
 - [#394]: `DependencyResolver` lost dependent info after plugin stop
 
 
 #### Removed
 
-[unreleased]: https://github.com/decebals/pf4j/compare/release-3.5.0...HEAD
+[unreleased]: https://github.com/decebals/pf4j/compare/release-3.6.0...HEAD
+[3.6.0]: https://github.com/decebals/pf4j/compare/release-3.5.0...release-3.6.0
 [3.5.0]: https://github.com/decebals/pf4j/compare/release-3.4.1...release-3.5.0
 [3.4.1]: https://github.com/decebals/pf4j/compare/release-3.4.0...release-3.4.1
 [3.4.1]: https://github.com/decebals/pf4j/compare/release-3.3.0...release-3.4.0