Implement SSL_CIPHER_get_version for recent TLS versions

[WillChilds-Klein]

Issues:

Resolves t-V1408365647
Addresses n/a

Description of changes:

This change modifies SSL_CIPHER_get_version to return the relevant version for non-deprecated TLS versions, namely TLSv1.2 and TLSv1.3 (preferred). For older TLS versions, the previous behavior (return constant cstring TLSv1/SSLv3) is preserved.

Call-outs:

• n/a

Testing:

• CI

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license and the ISC license.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 81.81818% with 2 lines in your changes missing coverage. Please review.

Project coverage is 78.09%. Comparing base (4013299) to head (20fbb44).

Files	Patch %	Lines
ssl/ssl_cipher.cc	71.42%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1627      +/-   ##
==========================================
+ Coverage   78.07%   78.09%   +0.01%     
==========================================
  Files         562      562              
  Lines       94656    94666      +10     
  Branches    13573    13573              
==========================================
+ Hits        73900    73925      +25     
+ Misses      20162    20146      -16     
- Partials      594      595       +1     

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