Adds optional way to set damage randomness on or off on individual integration tests.

Plugins/PkmnLib.Plugin.Gen7.Tests/DamageCalculatorTests.cs

@@ -40,7 +40,10 @@ public class DamageCalculatorTests
         // Ice Fang (an Ice-type physical move with a power of 65)
         useMove.Category.Returns(MoveCategory.Physical);
 
-        var damageCalculator = new Gen7DamageCalculator(false);
+        var damageCalculator = new Gen7DamageCalculator(new Gen7PluginConfiguration
+        {
+            DamageCalculatorHasRandomness = false,
+        });
         var executingMove = Substitute.For<IExecutingMove>();
         executingMove.UseMove.Returns(useMove);
         executingMove.User.Returns(attacker);