[Bug]sniffer的一个小bug

[Bitcion]

bug基本出现在telegram，telegram默认纯ip的443端口，sniffer经常试图还原sni，然后提示sni为空跳过还原

建议sniffer碰到这种sni为空直接还原成ip就行，毕竟telegram的ip都是有SSL的，没必要在日志里出现一条 warning

[Bitcion]

Dec 12 02:03:35 【clash】: time="2023-12-11T18:03:35.305019864Z" level=error msg="[Sniffer] [91.108.56.159] may not have any sent data, Consider adding skip" Dec 12 02:03:35 【clash】: time="2023-12-11T18:03:35.305123398Z" level=error msg="[Sniffer] [91.108.56.159] may not have any sent data, Consider adding skip" Dec 12 02:03:36 【clash】: time="2023-12-11T18:03:36.251096699Z" level=error msg="[Sniffer] [149.154.167.223] may not have any sent data, Consider adding skip" Dec 12 02:03:36 【clash】: time="2023-12-11T18:03:36.252941264Z" level=error msg="[Sniffer] [149.154.167.223] may not have any sent data, Consider adding skip" Dec 12 02:03:36 【clash】: time="2023-12-11T18:03:36.316220296Z" level=error msg="[Sniffer] [91.108.56.159] may not have any sent data, Consider adding skip" Dec 12 02:03:36 【clash】: time="2023-12-11T18:03:36.326068887Z" level=error msg="[Sniffer] [91.108.56.159] may not have any sent data, Consider adding skip" Dec 12 02:03:37 【clash】: time="2023-12-11T18:03:37.327634553Z" level=error msg="[Sniffer] [149.154.167.223] may not have any sent data, Consider adding skip" Dec 12 02:03:37 【clash】: time="2023-12-11T18:03:37.327782571Z" level=error msg="[Sniffer] [149.154.167.223] may not have any sent data, Consider adding skip" Dec 12 02:04:17 【clash】: time="2023-12-11T18:04:17.046994131Z" level=error msg="[Sniffer] [149.154.167.50] may not have any sent data, Consider adding skip"