Add: NASL builtin functions for rsa

fixed clippy in call.rs

Add: NASL builtin functions for rsa

changed function to newer design and fixed pem string issues

Update rust/src/nasl/builtin/cryptographic/rsa.rs

Co-authored-by: Christoph Krämer <[email protected]>

Add: NASL builtin functions for rsa

Delete rust/src/nasl/builtin/cryptographic/tests/rsa directory

Add: NASL builtin functions for rsa

Update rsa.rs

Update call.rs

Update call.rs back to version from 'main'

Update call.rs

Change some errors to diagnostic errors