add spacing between header and bullet points

Author: jcat4

README.md

@@ -617,6 +617,7 @@ end
 Use the `MCP::Client::Http` transport to interact with MCP servers using simple HTTP requests.
 
 The HTTP client supports:
+
 - Tool listing via the `tools/list` method
 - Tool invocation via the `tools/call` method
 - Automatic JSON-RPC 2.0 message formatting