Fix CancellationToken parameter ordering and name collision in v3 OperationCompiler#341

sergey-tihon merged 4 commits intorepo-assist/feat-cancellationtoken-issue-212-2026-03-23-448c1cde90ec7d95fsprojects/SwaggerProvider:repo-assist/feat-cancellationtoken-issue-212-2026-03-23-448c1cde90ec7d95from

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