Update src/ModelContextProtocol.Core/Client/McpClient.cs

Co-authored-by: Stephen Halter <halter73@gmail.com>

Author: stephentoub

src/ModelContextProtocol.Core/Client/McpClient.cs

@@ -39,7 +39,7 @@ public abstract partial class McpClient : McpSession
     /// use the server effectively and should avoid duplicating tool, prompt, or resource descriptions.
     /// </para>
     /// <para>
-    /// This can be used by clients to improve an LLM's understanding of available tools, prompts, and resources.
+    /// This can be used by clients to improve an LLM's understanding of how to use the server.
     /// It can be thought of like a "hint" to the model and can be added to a system prompt.
     /// </para>
     /// </remarks>