Pkilint

New features/enhancements

- Reformat codebase to use [Black](https://github.com/psf/black) (#125)

Fixes

- Fix typo in finding code for multiple TLS BR policy OIDs in Subscriber certificates (122 - found by robstradling)

New features/enhancements

- Add REST API endpoint for linting certificates with the PKIX linter (119)
- Add support for Python 3.13 (120)

New features/enhancements

- Add REST API for linting CRLs (113 - implemented by dipaktilekar)
- Add validator to flag HTML entities in subject attribute values (116)
- Add --document-format CLI flag (115)

Fixes

- Remove duplicate registration of GeneralNameIpAddressSyntaxValidator in CRL linter (103 - found by zzzsz)
- Amend finding code for CRL reason code validator (104 - found by zzzsz)
- Remove duplicate registration of CRL validity period validator, fix positive validity period validator (106 - found by zzzsz)

New features/enhancements

- Use pyasn1-fasder for ASN.1 DER decoding by default (98)
- Add support for S/MIME working group ballot SMC-08 (101)

Fixes

- NCP-w legal person and natural person final certificates are incorrectly detected as pre-certificates (92 - fixed by robstradling)