Fix: return 0 exit code when warnings<max_warnings

[developit]

oxlint --max-warnings 99999 should exit with success status code when there are warnings but no errors found. Currently any warning or error results in an exit status of 1.

[CLAassistant]

All committers have signed the CLA.

[codspeed-hq]

CodSpeed Performance Report

Merging #933 will not alter performance

_{Comparing developit:fix/exit-code-for-max-warnings (58fbe24) with main (d700cf8)}

Summary

✅ 18 untouched benchmarks

[Boshen]

Thank you! I'll try and draft a release tomorrow.