Core - Update CefSettings.UserDataPath xml doc

Updated to reflect Widevide CDM changes

Issue #3767

Author: amaitland

CefSharp.Core.Runtime/CefSettingsBase.h

@@ -181,9 +181,9 @@ namespace CefSharp
             }
 
             /// <summary>
-            /// The location where user data such as spell checking dictionary files will be stored on disk. If this value is empty then the
-            /// default user data directory will be used ("Local Settings\Application Data\CEF\User Data" directory under the user
-            /// profile directory on Windows). If this value is non-empty then it must be an absolute path.
+            /// The location where user data such as the Widevine CDM module and spell checking dictionary files will be stored on disk.
+            /// If this value is empty then "Local Settings\Application Data\CEF\User Data" directory under the user profile directory
+            /// will be used. If this value is non-empty then it must be an absolute path.
             /// </summary>
             property String^ UserDataPath
             {

CefSharp.Core/CefSettingsBase.cs

@@ -148,9 +148,9 @@ public string RootCachePath
         }
 
         /// <summary>
-        /// The location where user data such as spell checking dictionary files will be stored on disk. If this value is empty then the
-        /// default user data directory will be used ("Local Settings\Application Data\CEF\User Data" directory under the user
-        /// profile directory on Windows). If this value is non-empty then it must be an absolute path.
+        /// The location where user data such as the Widevine CDM module and spell checking dictionary files will be stored on disk.
+        /// If this value is empty then "Local Settings\Application Data\CEF\User Data" directory under the user profile directory
+        /// will be used. If this value is non-empty then it must be an absolute path.
         /// </summary>
         public string UserDataPath
         {