⚖️ Knight outpost, 2-3-4 ranks, no 'passed' opponent pawns and protected square

[eduherminio]

	/// <summary>
	/// <see cref="Utils.Pack(34, 4)"/>
	/// </summary>
	public const int KnightOutpostBonus = 262178

Score of Lynx-eval-knight-outposts-insideknigtadditionaleval-5-5009-win-x64 vs Lynx 5000 - main: 4124 - 4198 - 7125  [0.498] 15447
...      Lynx-eval-knight-outposts-insideknigtadditionaleval-5-5009-win-x64 playing White: 3164 - 984 - 3575  [0.641] 7723
...      Lynx-eval-knight-outposts-insideknigtadditionaleval-5-5009-win-x64 playing Black: 960 - 3214 - 3550  [0.354] 7724
...      White vs Black: 6378 - 1944 - 7125  [0.644] 15447
Elo difference: -1.7 +/- 4.0, LOS: 20.9 %, DrawRatio: 46.1 %
SPRT: llr -2.25 (-78.0%), lbound -2.25, ubound 2.89 - H0 was accepted