Call for testing: ubuntu-frame (bugfixes for the `20` and `22` tracks)

[Cross-posted from]

Ubuntu Frame was updated in the following channels:

channel version
22/candidate 121-mir2.15.0
20/candidate 104-mir2.13.0
latest/candidate 104-mir2.13.0

They contain fixes for the following issues:

To test, just switch to the candidate channel. For example:

snap refresh --channel 22/candidate ubuntu-frame

And use as normal. Please let us know any results here.

If no problems are identified we aim to promote to stable in a week.