evaluate: 将走子阶段 Need Remove 的分值由6下调到5即和摆子阶段分值一致

黑方比白方多的胜率从 21.26% 扩大到 28.93%，扩大了  7.67%；
白方比黑方少的胜率从 21.26% 缩小到  6.63%，缩小了 14.63%。

改进后和改进前对战：53.85% 比 42.70% 多 11.15%

(62.71% + 44.99%) / 2 = 53.85%
(51.62% + 33.78%) / 2 = 42.70%

改进前自对弈结果：

Sum	11333
Black	6677	58.92%
White	4268	37.66%
Draw	 388	 3.42%

改进后和改进前对战：

改进后执黑，改进前执白：

Sum	6997
Black	4388	62.71% (+3.79%)
White	2364	33.78% (-3.88%)
Draw	 245	 3.50% (+0.08%)

改进前执黑，改进后执白：

Sum	6623
Black	3419	51.62% (-7.30%)
White	2980	44.99% (+7.33%)
Draw	 224	 3.38% (-0.04%)

src/game/types.h

@@ -126,7 +126,7 @@ enum value_t : int8_t
     VALUE_EACH_PIECE_INHAND = 5,
     VALUE_EACH_PIECE_ONBOARD = 5,
     VALUE_EACH_PIECE_PLACING_NEEDREMOVE = 5,
-    VALUE_EACH_PIECE_MOVING_NEEDREMOVE = 6,
+    VALUE_EACH_PIECE_MOVING_NEEDREMOVE = 5,
 
     VALUE_IDS_WINDOW = 16, // IDS 前面的迭代可能至少要达到16,才不改变自对弈棋谱 TODO: 原因待查, 且前面的 value 调整后需跟着调整
     VALUE_PLACING_WINDOW = VALUE_EACH_PIECE_PLACING_NEEDREMOVE + (VALUE_EACH_PIECE_ONBOARD - VALUE_EACH_PIECE_INHAND) + 1,