minor fix to faction-joining decisions

Improved some portraits

Some flavour events for Monarchs thanks to BuryZenon67 from discord!

fixed an oversight where you could be locked out of foreign policies tree

- some bug fixing
- added new potential monarch
- changed initial Royal Council leader to Lubomirski

- Overhauled National-Democratic Tree
- Reworked Monarchist path

- changed communist federation flag
- improved foreign event tooltip to inform about Supernation(s) formation

removed Rozwadowski from purged generals list

Fixed Żegota not being purged

rebalanced some military production decisions (3/3)