[JitDiff X64] MihaZupan/runtime/indexof-singleChar

For all the logs, see https://mihubot.xyz/api/RuntimeUtils/Jobs/Progress?jobId=FGIvmxQ

Tracking issue: https://github.com/MihuBot/runtime-utils/issues/1763

Started at 2026-02-05 02-02-11 UTC, ran for 3 minutes 15 seconds.