Update repo slug in readme once

[Bobronium]

No description provided.

[codspeed-hq]

Merging this PR will not alter performance

✅ 194 untouched benchmarks
⏩ 552 skipped benchmarks¹

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_{Comparing update-readme-repo (d87dd13) with main (5f45500)²}

Footnotes

1. 552 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

2. No successful run was found on main (2dad690) during the generation of this report, so 5f45500 was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩