openssl: import 3.5.4

This change adds OpenSSL 3.5.4 from upstream [1].

The 3.5.4 artifact was been verified via PGP key [2] and by SHA256 checksum [3].

This is a security release, but also contains several bugfixes.

More information about the release (from a high level) can be found in
the release notes [4].

1. https://github.com/openssl/openssl/releases/download/openssl-3.5.4/openssl-3.5.4.tar.gz
2. https://github.com/openssl/openssl/releases/download/openssl-3.5.4/openssl-3.5.4.tar.gz.asc
3. https://github.com/openssl/openssl/releases/download/openssl-3.5.4/openssl-3.5.4.tar.gz.sha256
4. https://github.com/openssl/openssl/blob/openssl-3.5.4/NEWS.md