net/asterisk20: Update 20.11.0 → 20.11.1 (security fix GHSA-33x6-fj46-6rfh)

News:
https://www.asterisk.org/asterisk-news/asterisk-security-release-20-11-1-now-available/

Security fix GHSA-33x6-fj46-6rfh:

• Path traversal via AMI ListCategories allows access to outside files

https://github.com/asterisk/asterisk/security/advisories/GHSA-33x6-fj46-6rfh

PR: 283975
Sponsored by: FLEX-IT LLC
MFH: 2025Q1

(cherry picked from commit 138365b72fdd165429fdc8dabf922fa1973f7823)