[Security] Infinite loop in src/http_ana.c

haproxy used in this repo is vulnerable for the [CVE-2022-0711](https://nvd.nist.gov/vuln/detail/CVE-2022-0711), which can be easily fixed by applying the corresponding [patch](https://github.com/haproxy/haproxy/commit/bfb15ab34ead85f64cd6da0e9fb418c9cd14cee8). Would you please fix this so that I can use this repo safer?