New GG Poker ShortDeck sims

There are 16 new GG Poker 6 max sims in the lobby. They were solved for rake 5% with caps 0.4a, 1a, 1.5a, 2a for the following stacks:

- 30a
- 40a
- 60a
- 100a

Additionally, we added 2 other shortdeck sims via user request:

- SD 3 max 40A, rake 5% 2a cap
- SD HU 40A, rake 5% 2a cap