新增于: v13.2.0, v12.16.0
将 TLS 密钥材料记录到文件中。
密钥材料为 NSS SSLKEYLOGFILE 格式，可被软件（如 Wireshark）用于解密 TLS 流量。
Added in: v13.2.0, v12.16.0
Log TLS key material to a file. The key material is in NSS SSLKEYLOGFILE
format and can be used by software (such as Wireshark) to decrypt the TLS
traffic.