Thank you @yknivas for providing that update. I don't know when Canvas will support the updated IMSCC version. There are two places to share that feedback. One is with your Canvas support team. The other is to submit a Canvas idea, which ought not to be necessary but is another avenue to bring this to the attention of Instructure's developers:
How do I create a new idea in the Instructure Comm... - Instructure Community
Creating an idea does not provide an immediate solution to the problem you described, though it is a solution. I’m going to mark it as such and hope that our colleagues who have a similar challenge will find the best way to contribute. If you decide to create an idea, please link it here so mode community members can support it.