[BUG] A single prompt triggers duplicated requests

# Issue

A single prompt in the chat using tools, triggers tools/list and prompts/list twice

# How to reproduce

Use tools, send a query.

# Expected Behavior

Only one call per tools/list and prompts/list

# Screenshots

# Platform

- Downloaded Windows Client

Reproduce the issue in the downloaded Windows Client by using tools and sending a query. Trace the resulting tools/list and prompts/list requests; done means each request is sent only once for a single prompt.

Written by the indexing model from the issue text.