Keep the client type imports in order

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

Author: MRayermannMSFT

nodejs/src/client.ts

@@ -54,6 +54,7 @@ import type {
     CustomAgentConfig,
     ExitPlanModeRequest,
     ExitPlanModeResult,
+    ExtensionJoinOptions,
     ForegroundSessionInfo,
     GetAuthStatusResponse,
     BearerTokenProvider,
@@ -65,7 +66,6 @@ import type {
     ModelInfo,
     NamedProviderConfig,
     ProviderConfig,
-    ExtensionJoinOptions,
     ResumeSessionConfig,
     SectionTransformFn,
     SessionConfig,