Fix transport_type for octagon remote MCP

Author: kgprs

servers/octagon/server.yaml

@@ -14,7 +14,7 @@ about:
   description: Access comprehensive market intelligence, analyze SEC filings, earnings transcripts, and financial data to uncover investment opportunities
   icon: https://www.google.com/s2/favicons?domain=octagonai.co&sz=64
 remote:
-  transport_type: sse
+  transport_type: streamable-http
   url: https://mcp.octagonagents.com/mcp
 oauth:
   - provider: octagon