Revert "add !sit command (#1776)" (#1820)

This reverts commit cf15da5.

MainModule/Server/Commands/Donors.luau

@@ -390,19 +390,5 @@ return function(Vargs, env)
 			end
 		};
 
-		DonorSit = {
-			Prefix = Settings.PlayerPrefix;
-			Commands = {"sit"};
-			Args = {};
-			Description = "Makes your character sit";
-			Donors = true;
-			AdminLevel = "Players";
-			Function = function(plr: Player, args: {string})
-				local humanoid = plr.Character and plr.Character:FindFirstChildOfClass("Humanoid")
-				if humanoid then
-					humanoid.Sit = true
-				end
-			end
-		};
 	}
-end
+end