Fix nonPawnKey

Fix incorrect nonPawnKey update

Passed non-reg SMP STC:
```
LLR: 2.93 (-2.94,2.94) <-1.75,0.25>
Total: 139424 W: 35792 L: 35690 D: 67942
Ptnml(0-2): 197, 15783, 37665, 15855, 212
```
https://tests.stockfishchess.org/tests/view/694b7b7e572093c1986d6b0d

Passed non-reg SMP LTC:
```
LLR: 2.95 (-2.94,2.94) <-1.75,0.25>
Total: 88880 W: 22863 L: 22718 D: 43299
Ptnml(0-2): 16, 8947, 26401, 9028, 48
```
https://tests.stockfishchess.org/tests/view/694d2ceb572093c1986d6fc8

fixes https://github.com/official-stockfish/Stockfish/issues/6492

closes https://github.com/official-stockfish/Stockfish/pull/6494

Bench: 2475788

src/position.cpp

@@ -855,6 +855,7 @@ void Position::do_move(Move                      m,
             k ^= Zobrist::psq[promotion][to];
             st->materialKey ^= Zobrist::psq[promotion][8 + pieceCount[promotion] - 1]
                              ^ Zobrist::psq[pc][8 + pieceCount[pc]];
+            st->nonPawnKey[us] ^= Zobrist::psq[promotion][to];
 
             if (promotionType <= BISHOP)
                 st->minorPieceKey ^= Zobrist::psq[promotion][to];

src/search.cpp

@@ -89,7 +89,7 @@ int correction_value(const Worker& w, const Position& pos, const Stack* const ss
                     + (*(ss - 4)->continuationCorrectionHistory)[pos.piece_on(m.to_sq())][m.to_sq()]
                   : 8;
 
-    return 10347 * pcv + 8821 * micv + 11168 * (wnpcv + bnpcv) + 7841 * cntcv;
+    return 10347 * pcv + 8821 * micv + 11665 * (wnpcv + bnpcv) + 7841 * cntcv;
 }
 
 // Add correctionHistory value to raw staticEval and guarantee evaluation