• Parse more certificates from x5c in JWS headers
• Kotlin 1.9.23 thanks to updated conventions
• Generate KnownOIDs using KotlinPoet
• Work around KT-65315 thanks to updated conventions
• BigNum as API dependency and iOS export (seems nonsensical,
  but is somehow required when using this inside a compose multiplatform app)
• Rename BERTags.NULL to BERTags.ASN1_NULL to fix broken ObjC export