Update README.md with new acknowledgement

[github-actions[bot]]

Before [9003283a]	After [1ec7b39b]	Ratio	Benchmark (Parameter)
34.2±0.3ms	34.3±0.1ms	1	benchmarks.time_prune_sync_workflow
33.9±0.5ms	33.2±0.07ms	0.98	benchmarks.time_batch

Click here to view all benchmarks.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 95.78%. Comparing base (9003283) to head (821b6e0).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #423 +/- ## ======================================= Coverage 95.78% 95.78% ======================================= Files 25 25 Lines 1755 1755 ======================================= Hits 1681 1681 Misses 74 74 ```

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