add a benchmark for JSON where errors are not generated

[Geal]

[codecov[bot]]

Codecov Report

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

Project coverage is 62.39%. Comparing base (5773e90) to head (c8819b0).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #1751 +/- ## ========================================== + Coverage 62.25% 62.39% +0.13% ========================================== Files 24 24 Lines 2917 2917 ========================================== + Hits 1816 1820 +4 + Misses 1101 1097 -4 ```

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[codspeed-hq[bot]]

CodSpeed Performance Report

Merging #1751 will not alter performance

_{Comparing json-bench-error-check (c8819b0) with main (5773e90)}

Summary

✅ 23 untouched benchmarks

🆕 1 new benchmarks

Benchmarks breakdown

	Benchmark	main	json-bench-error-check	Change
🆕	json	N/A	54.9 µs	N/A