OpenSSL: Vendor import of OpenSSL 3.0.13

* Fixed PKCS12 Decoding crashes ([CVE-2024-0727])
* Fixed Excessive time spent checking invalid RSA public keys
([CVE-2023-6237])
* Fixed POLY1305 MAC implementation corrupting vector registers on
PowerPC CPUs which support PowerISA 2.07 ([CVE-2023-6129])
* Fix excessive time spent in DH check / generation with large Q
parameter value ([CVE-2023-5678])

Release notes can be found at
https://www.openssl.org/news/openssl-3.0-notes.html.

Approved by: emaste
MFC after: 3 days

Merge commit '9dd13e84fa8eca8f3462bd55485aa3da8c37f54a'

Flatten OpenSSL vendor tree.

Initial import of OpenSSL 0.9.4, sans IDEA and RSA code for patent
infringement reasons.