Fix numbered list after removing auto-restart step

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: SteveSandersonMS

docs/troubleshooting/debugging.md

@@ -297,7 +297,7 @@ var client = new CopilotClient(new CopilotClientOptions
    copilot --server --stdio
    ```
 
-3. Check for port conflicts if using TCP mode:
+2. Check for port conflicts if using TCP mode:
    ```typescript
    const client = new CopilotClient({
      useStdio: false,