Trim line-end whitespace in Opera managed side

fixes 654544b

Author: YoshiRulz

src/BizHawk.Emulation.Cores/Consoles/3DO/Opera.Controllers.cs

@@ -5,7 +5,7 @@
 namespace BizHawk.Emulation.Cores.Consoles.Panasonic3DO
 {
 	public partial class Opera
-	{ 
+	{
 		private static ControllerDefinition CreateControllerDefinition(SyncSettings settings, bool isMultiDisc)
 		{
 			var controller = new ControllerDefinition("3DO Controller");

src/BizHawk.Emulation.Cores/Consoles/3DO/Opera.ISettable.cs

@@ -9,7 +9,7 @@ public partial class Opera : ISettable<object, Opera.SyncSettings>
 	{
 		// System type determines the version of the console to run
 		// The selection of the proper BIOS derives from this decision
-		public enum SystemType 
+		public enum SystemType
 		{
 			[Display(Name = "Panasonic FZ-1 (U)")]
 			Panasonic_FZ1_U,
@@ -57,7 +57,7 @@ public enum VideoStandard
 			PAL2 = 2,
 		}
 
-		public enum ControllerType 
+		public enum ControllerType
 		{
 			[Display(Name = "None")]
 			None = 0,