feat(os): add FreeBSD 14 EOL

[MaineK00n]

What did you implement:

Fixes #1796

There are currently no errata for FreeBSD 14, so the number of detected cases is 0.
https://www.freebsd.org/releases/14.0R/errata/

Type of change

• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

$ vuls scan
[Nov 25 08:21:06]  INFO [localhost] vuls-v0.24.6-build-20231125_081606_32a9cfa
[Nov 25 08:21:06]  INFO [localhost] Start scanning
[Nov 25 08:21:06]  INFO [localhost] config: /home/user/vuls/config.toml
[Nov 25 08:21:06]  INFO [localhost] Validating config...
[Nov 25 08:21:06]  INFO [localhost] Detecting Server/Container OS... 
[Nov 25 08:21:06]  INFO [localhost] Detecting OS of servers... 
[Nov 25 08:21:06]  INFO [localhost] (1/1) Detected: vagrant: freebsd 14.0-RELEASE
[Nov 25 08:21:06]  INFO [localhost] Detecting OS of containers... 
[Nov 25 08:21:06]  INFO [localhost] Checking Scan Modes... 
[Nov 25 08:21:06]  INFO [localhost] Detecting Platforms... 
[Nov 25 08:21:06]  INFO [localhost] (1/1) vagrant is running on other
[Nov 25 08:21:06]  INFO [vagrant] Scanning OS pkg in fast-root mode


Scan Summary
================
vagrant	freebsd14.0-RELEASE	14 installed





To view the detail, vuls tui is useful.
To send a report, run vuls report -h.

$ vuls report
[Nov 25 08:21:51]  INFO [localhost] vuls-v0.24.6-build-20231125_081606_32a9cfa
[Nov 25 08:21:51]  INFO [localhost] Validating config...
[Nov 25 08:21:51]  INFO [localhost] cveDict.type=sqlite3, cveDict.url=, cveDict.SQLite3Path=/home/user/vuls/cve.sqlite3
[Nov 25 08:21:51]  INFO [localhost] ovalDict.type=sqlite3, ovalDict.url=, ovalDict.SQLite3Path=/home/user/vuls/oval.sqlite3
[Nov 25 08:21:51]  INFO [localhost] gost.type=sqlite3, gost.url=, gost.SQLite3Path=/home/user/vuls/gost.sqlite3
[Nov 25 08:21:51]  INFO [localhost] exploit.type=sqlite3, exploit.url=, exploit.SQLite3Path=/home/user/vuls/go-exploitdb.sqlite3
[Nov 25 08:21:51]  INFO [localhost] metasploit.type=sqlite3, metasploit.url=, metasploit.SQLite3Path=/home/user/vuls/go-msfdb.sqlite3
[Nov 25 08:21:51]  INFO [localhost] kevuln.type=sqlite3, kevuln.url=, kevuln.SQLite3Path=/home/user/vuls/go-kev.sqlite3
[Nov 25 08:21:51]  INFO [localhost] cti.type=sqlite3, cti.url=, cti.SQLite3Path=/home/user/vuls/go-cti.sqlite3
[Nov 25 08:21:51]  INFO [localhost] Loaded: /home/user/vuls/results/2023-11-25T08-21-06+0900
[Nov 25 08:21:51]  INFO [localhost] freebsd type. Skip OVAL and gost detection
[Nov 25 08:21:51]  INFO [localhost] vagrant: 0 CVEs are detected with CPE
[Nov 25 08:21:51]  INFO [localhost] vagrant: 0 PoC are detected
[Nov 25 08:21:51]  INFO [localhost] vagrant: 0 exploits are detected
[Nov 25 08:21:51]  INFO [localhost] vagrant: Known Exploited Vulnerabilities are detected for 0 CVEs
[Nov 25 08:21:51]  INFO [localhost] vagrant: Cyber Threat Intelligences are detected for 0 CVEs
[Nov 25 08:21:51]  INFO [localhost] vagrant: total 0 CVEs detected
[Nov 25 08:21:51]  INFO [localhost] vagrant: 0 CVEs filtered by --confidence-over=80

vagrant (freebsd14.0-RELEASE)
=============================
Total: 0 (Critical:0 High:0 Medium:0 Low:0 ?:0)
0/0 Fixed, 0 poc, 0 exploits, cisa: 0, uscert: 0, jpcert: 0 alerts
14 installed

No CVE-IDs are found in updatable packages.
14 installed

Checklist:

You don't have to satisfy all of the following.

• Write tests
• Write documentation
• Check that there aren't other open pull requests for the same issue/feature
• Format your source code by make fmt
• Pass the test by make test
• Provide verification config / commands
• Enable "Allow edits from maintainers" for this PR
• Update the messages below

Is this ready for review?: YES

Reference