Swap the Tsetse runner diagnostic generation to use toDiagnosticWithStringifiedFix.
Swap the Tsetse runner diagnostic generation to use toDiagnosticWithStringifiedFix.

This should be a noop, as no ConformancePatternRule is enabled, and they're the only ones with fixes.

PiperOrigin-RevId: 269284571

bazelbuild/rules_typescript,bazelbuild/rules_typescript,bazelbuild/rules_typescript