Chess engine: Stockfish 22111908 NNUE for Windows and Linux (+2.25)

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Stockfish 22111908 - UCI chess engine, compiled by Michael Chaly
Rating CEDR=3724

Timestamp: 1668846206
Do shallower search in case of lmr being not successful enough

In case of a move passing LMR but it results being not too far from the current best search result produce a full depth search with reduced depth.
Original idea by lonfom169 .

Passed STC:
https://tests.stockfishchess.org/tests/view/6373409b54d69a2f33913fbd
LLR: 2.94 (-2.94,2.94) <0.00,2.00>
Total: 169504 W: 45351 L: 44848 D: 79305 Elo +1.03
Ptnml(0-2): 598, 18853, 45353, 19344, 604

Passed LTC:
https://tests.stockfishchess.org/tests/view/6374c58528e3405283eb8d2d
LLR: 2.96 (-2.94,2.94) <0.50,2.50>
Total: 51144 W: 13802 L: 13471 D: 23871 Elo +2.25
Ptnml(0-2): 19, 4928, 15362, 5229, 34

closes https://github.com/official-stockfish/Stockfish/pull/4230
bench 4277005

Download:

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