multiple ports for inbound

[FDeghy]

Describe the bug

Based on XTLS/Xray-core#4968, we need to have multiple or a range of ports in tunnel inbound (simply a string, not an int); then we can use portMap, otherwise it's useless.

How to repeat the problem?

Expected action

No response

Received action

No response

3x-ui Version

2.8.10

Xray-core Version

No response

Checklist

• This bug report is written entirely in English.
• This bug report is new and no one has reported it before me.