Harden packet capture and Wireshark handling

[NghiaTranUIT]

Done

• Update Wireshark to 4.6.6.
• Fix libpcap start, read, stop, and close errors.
• Keep live packet data in a private temp file.
• Remove the temp file name after it is opened.
• Limit the live packet work queue.
• Use one Wireshark EPAN owner at a time.
• Let offline files take turns using EPAN.
• Release EPAN when live capture stops.
• Limit packet detail size to lower memory use.
• Keep PCAPNG interface and time data when saving.
• Add tests for capture, EPAN, packet files, and PCAPNG.

Draft PR: #76