* Greek (el) and Korean (ko) no longer made the norm to be included on the image.
* For bg, sl, hr, eo and cs, there were leftovers that should have been removed before.
The last part of fixing #9399.
Note: Hopefully this is 'OK'. `jam -q catkeys` and `jam -q catalogs` ran
without issue. Running FirstBootPrompt managed to use up the compiled catalogs.