importer update: ensures that, even if the maximum block size is reduced (and it is), the epoch boundary blocks (also called genesis blocks) are still allowed a higher maximum size.
Type of change
[x] 🐞 Bug fix (non-breaking change which fixes an issue)
[ ] 🛠 New feature (non-breaking change which adds functionality)
[x] ⚠️ Breaking change (fix or feature that would cause existing functionality to change)
[ ] 🏭 Refactoring that does not change existing functionality but does improve things like code readability, structure etc
Description
Ports the following fixes from Yoroi wallet:
Type of change