Introduce a subset of v4.1 data

[TheRealGioviok]

Introduce 5knpm and 8knpm v4.1 data. It can, as always, be found in our discord.

Passed STC

Test  | 5_8_v4.1
Elo   | 6.67 +- 3.62 (95%)
SPRT  | 8.0+0.08s Threads=1 Hash=16MB
LLR   | 2.95 (-2.94, 2.94) [0.00, 3.00]
Games | N: 11722 W: 2948 L: 2723 D: 6051
Penta | [106, 1352, 2769, 1479, 155]

https://clockworkopenbench.pythonanywhere.com/test/1068/

Passed LTC

Test  | 5_8_v4.1
Elo   | 11.88 +- 4.80 (95%)
SPRT  | 40.0+0.40s Threads=1 Hash=64MB
LLR   | 2.96 (-2.94, 2.94) [0.00, 3.00]
Games | N: 5736 W: 1387 L: 1191 D: 3158
Penta | [25, 601, 1440, 757, 45]

https://clockworkopenbench.pythonanywhere.com/test/1069/

Bench: 13067349