⚖️ Add opponent king buckets to passed pawns bucketed arrays tuned @10k

[eduherminio]

Score of Lynx-eval-passed-pawn-buckets-opposite-side-10k-5094-win-x64 vs Lynx 5090 - main: 7447 - 7150 - 12697  [0.505] 27294
...      Lynx-eval-passed-pawn-buckets-opposite-side-10k-5094-win-x64 playing White: 5672 - 1597 - 6378  [0.649] 13647
...      Lynx-eval-passed-pawn-buckets-opposite-side-10k-5094-win-x64 playing Black: 1775 - 5553 - 6319  [0.362] 13647
...      White vs Black: 11225 - 3372 - 12697  [0.644] 27294
Elo difference: 3.8 +/- 3.0, LOS: 99.3 %, DrawRatio: 46.5 %
SPRT: llr 2.89 (100.1%), lbound -2.25, ubound 2.89 - H1 was accepted

Failed tuned 5k as usual #1349, and just tuning 10k vs 5k also failed in #1352.

vs 5k tuned (#1349)

Test  | eval/passed-pawn-buckets-opposite-side-10k
Elo   | 3.06 +- 2.31 (95%)
SPRT  | 8.0+0.08s Threads=1 Hash=32MB
LLR   | 3.01 (-2.25, 2.89) [0.00, 3.00]
Games | 40794: +11689 -11330 =17775
Penta | [1114, 4814, 8280, 4977, 1212]
https://openbench.lynx-chess.com/test/1211/

LTC vs 5k tuned

Test  | eval/passed-pawn-buckets-opposite-side-10k
Elo   | 3.18 +- 2.36 (95%)
SPRT  | 40.0+0.40s Threads=1 Hash=128MB
LLR   | 2.89 (-2.25, 2.89) [0.00, 3.00]
Games | 32310: +8461 -8165 =15684
Penta | [579, 3799, 7119, 4063, 595]
https://openbench.lynx-chess.com/test/1208/

LTC vs main

Test  | eval/passed-pawn-buckets-opposite-side-10k
Elo   | 2.17 +- 3.13 (95%)
SPRT  | 40.0+0.40s Threads=1 Hash=128MB
LLR   | 0.91 (-2.25, 2.89) [0.00, 3.00]
Games | 18566: +4862 -4746 =8958
Penta | [340, 2219, 4063, 2307, 354]
https://openbench.lynx-chess.com/test/1208/