chore: move it to root and add search folder

Author: srcnalt

Editor/LinkXmlTransferer.cs

@@ -8,11 +8,13 @@ namespace OpenAI
 {
     public class LinkXmlTransferer : IUnityLinkerProcessor
     {
+        private const string SearchFolder = "Packages/com.srcnalt.openai-unity/Resources";
+        
         int IOrderedCallback.callbackOrder => 0;
 
         public string GenerateAdditionalLinkXmlFile(BuildReport report, UnityLinkerBuildPipelineData data)
         {
-            string[] linkXmlGuid = AssetDatabase.FindAssets("link", new string[] { "Assets/Resources/LinkXml" });
+            string[] linkXmlGuid = AssetDatabase.FindAssets("link", new string[] { SearchFolder });
             string linkXmlPath = AssetDatabase.GUIDToAssetPath(linkXmlGuid[0]);
             return Path.GetFullPath(linkXmlPath);
         }