c286b3b1d0
Added new TockenBucket named `acmeClientFailLimit` to avoid being banned because of the [Failed validation limit](https://letsencrypt.org/docs/failed-validation-limit/) of Let's Encrypt. The behaviour is similar to the other limiters blocking the `obtainCert` func ensuring rate under limit. Co-authored-by: fsologureng <sologuren@estudiohum.cl> Co-authored-by: 6543 <6543@obermui.de> Reviewed-on: https://codeberg.org/Codeberg/pages-server/pulls/151 Reviewed-by: 6543 <6543@obermui.de> Co-authored-by: Felipe Leopoldo Sologuren Gutiérrez <fsologureng@noreply.codeberg.org> Co-committed-by: Felipe Leopoldo Sologuren Gutiérrez <fsologureng@noreply.codeberg.org>