audio/baresip: Update 4.7.0 => 4.8.0
Changelog:
https://github.com/baresip/baresip/releases/tag/v4.8.0
PR: 295262
Reported by: Herbert J. Skuhra <herbert@gojira.at>
Sponsored by: Subcarpathian BSD User Group
Sponsored by: UNIS Labs
(cherry picked from commit a8fa0a9c2966da28b0ab23a149c59988d43a8c4e)