Add missing release in changelog

Author: james-toussaint

CHANGELOG.md

@@ -7,6 +7,10 @@ All notable changes to this project will be documented in this file.
 * Increments of jenkins-library up to version 2.2.3. Enable SonarCloud analyses on branches and Pull Requests.
 * Update `iexec-common` version to [6.1.0](https://github.com/iExecBlockchainComputing/iexec-common/releases/tag/v6.1.0).
 
+## [[7.1.3]](https://github.com/iExecBlockchainComputing/iexec-core/releases/tag/v7.1.3) 2022-11-29
+
+* Bump version to 7.1.3.
+
 ## [[7.1.2]](https://github.com/iExecBlockchainComputing/iexec-core/releases/tag/v7.1.2) 2022-11-29
 
 * Update README and add CHANGELOG.