update CHANGELOG

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## \[Unreleased\]
+## \[2.6.2\] - 2023-09-06
 
 ### Added
 
@@ -23,10 +23,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Transitioned to using KeyDB with FLASH for data
   chunk caching, replacing diskcache (<https://github.com/opencv/cvat/pull/6773>)
 
-### Deprecated
-
-- TDB
-
 ### Removed
 
 - Removed outdated use of hostnames when accessing Git, OpenCV, or analytics via the UI (<https://github.com/opencv/cvat/pull/6799>)
@@ -51,10 +47,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Eliminated duplicate log entries generated by the CVAT server
   (<https://github.com/opencv/cvat/pull/6766>)
 
-### Security
-
-- TDB
-
 ## \[2.6.1\] - 2023-08-25
 
 ### Added