Collapse tools at namespace level

[anshulsharmas]

Add a hierarchy of tools which can be collapsed at namespace level. e.g.

Eventhouse/Kusto,
-execute_query
-list_tables
Eventstreams

• create
  Activator
  -alert

Products can be top level and individual tools can come underneath.

[danield137]

This is pending MCP protocol update modelcontextprotocol/modelcontextprotocol#993