Avoid ambiguity in comparison.

Co-authored-by: Copilot Autofix powered by AI <223894421+github-code-quality[bot]@users.noreply.github.com>

Author: edburns

src/main/java/com/github/copilot/sdk/RpcHandlerDispatcher.java

@@ -193,7 +193,7 @@ private void handlePermissionRequest(JsonRpcClient rpc, String requestId, JsonNo
 
                 session.handlePermissionRequest(permissionRequest).thenAccept(result -> {
                     try {
-                        if (PermissionRequestResultKind.NO_RESULT.equals(result.getKind())) {
+                        if (PermissionRequestResultKind.NO_RESULT.name().equals(result.getKind())) {
                             // Handler explicitly abstains — do not send a response,
                             // allowing another client to handle the request.
                             return;