Enable Media, action, code-block, rule and decision inside panel

[Rajat Sharma]

ADF proposal - https://product-fabric.atlassian.net/wiki/spaces/ADF/pages/3869803228/ADF+Change+72+Node+Nesting

It probably makes sense to handle this together with issue 78.

[Chris Fuller]

Fixed in 0.33.0 (reverted)

[Chris Fuller]

This is going to have to be reverted in 0.34.0 and re-released later. The editor team isn't ready for it, yet.

[Chris Fuller]

Fixed in 0.37.0.