Update CHANGELOG for version v0.18.2

Added a new version entry for v0.18.2 with a fix for permissions issues.

Author: gfrn

CHANGELOG.rst

@@ -7,10 +7,20 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
++++++++++
+v0.18.2 (09/01/2025)
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+
+**Fixed**
+
+- Fix permissions issues when pushing to ISPyB
+
 +++++++++
 v0.18.1 (17/12/2025)
 +++++++++
 
+**Fixed**
+
 - Hide EORI from tracking labels
 
 +++++++++