fix: Fixed compilation errors in samples

Author: SolidAlloy

Samples~/Usage Examples/Editor/TypeReferenceExampleEditor.cs

@@ -3,9 +3,8 @@
     using System;
     using System.Linq;
     using System.Reflection;
-    using SolidUtilities.Editor.Extensions;
-    using SolidUtilities.Editor.Helpers;
-    using SolidUtilities.Extensions;
+    using SolidUtilities;
+    using SolidUtilities.Editor;
     using UnityEditor;
     using UnityEngine;
     using Utils;

Samples~/Usage Examples/Inherits Examples/InheritsExample.cs

@@ -16,7 +16,7 @@ public class InheritsExample : TypeReferenceExample
         public TypeReference OnlyMonoBehaviours;
 
         [InfoBox("All the TypeOptions arguments are available with Inherits too.")]
-        [Inherits(typeof(IGreetingLogger), ExcludeNone = true)]
+        [Inherits(typeof(IGreetingLogger), ShowNoneElement = false)]
         public TypeReference NoneExcluded;
     }
 }

Samples~/Usage Examples/TypeOptions Examples/ExcludeNone.cs

@@ -0,0 +1,11 @@
+namespace TypeReferences.Demo.TypeOptions_Examples
+{
+    using Utils;
+
+    public class ShowNoneElement : TypeReferenceExample
+    {
+        [InfoBox("You can hide the (None) element so that no one can choose it from the dropdown. Note that the type can still be null by default or if set through code.")]
+        [Inherits(typeof(IGreetingLogger), ShowNoneElement = false, ExpandAllFolders = true)]
+        public TypeReference GreetingLoggerType;
+    }
+}