Removed duplicated section from CHANGELOG.md
What does this MR do?
Fixes the EE master branch by removing a duplicated section in the CHANGELOG that breaks builds.
As of 2024-05-14 a change has been implemented to enforce access token expiry. If you see higher numbers of HTTP 401 responses, please check tokens that may have expired. For more details, including how to mitigate disruption, please check our docs guide on Expired Access Tokens. If you have a support contract, you may open a support ticket for additional assistance.