security/mbedtls: Update to 2.28.7
- Switch to CMake, this is more inline with other distros and simplifies port
- Modernize port to follow Porters Handbook more closely
- Drop configuration patch and use upstream's supplied tool instead
Changelog:
https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.7
PR: 276661
Reviewed by: tijl (maintainer)