Hi,
We could not make sure if the update to the latest version will brake SSRS or not.
You may upgrade the versions in the test environment for a try.
If it really brake SSRS,I suggest you submit the requirement at
If the requirement mentioned by customers for many times, the product team may consider to add this feature in the next SQL Server version. Your feedback is valuable for us to improve our products and increase the level of service provided.
Regards,
Zoe