package/libarchive: security bump to version 3.7.4
Fixes the following security issues:
- CVE-2024-26256: libarchive Remote Code Execution Vulnerability
https://github.com/advisories/GHSA-2jc9-36w4-pmqw
For more details, see the release notes:
https://github.com/libarchive/libarchive/releases/tag/v3.7.4
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>