Update @github/copilot to 1.0.69-3 (#1940)

* Update @github/copilot to 1.0.69-3

- Updated nodejs and test harness dependencies
- Re-ran code generators
- Formatted generated code

* Fix SDK compile after verbosity schema update

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

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Stephen Toub <stoub@microsoft.com>
Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Author: 3 people

dotnet/src/Generated/Rpc.cs

@@ -1787,6 +1787,7 @@ await Rpc.Model.SwitchToAsync(
             model,
             options.ReasoningEffort,
             options.ReasoningSummary,
+            null,
             options.ModelCapabilities,
             options.ContextTier,
             cancellationToken);