jonas-sfx

### 1. Why is this change necessary? Agreeing to the TOS/T&Cs is not mandatory for newsletter-recipients/contact-form users. By law this requirement is even to much. ### 2. What does this...

Currently [phpseclib/phpseclib](https://github.com/phpseclib/phpseclib) is affected by [CVE-2023-49316](https://github.com/advisories/GHSA-jpr7-q523-hx25) They fixed it with release of [Version 3.0.34](https://github.com/phpseclib/phpseclib/releases/tag/3.0.34) 3 days ago. Please concern updating your requirements with the next version.