Backport of "rtpptdemux: fix leak of caps when ignoring a pt" into 1.20
requested to merge tpm/gstreamer:backport-mr-2025-into-1.20-rtpptdemux-fix-caps-leak-on-ignore-pt into 1.20
Backport of !2025 (merged) "rtpptdemux: fix leak of caps when ignoring a pt".
Commits:
- c1a3f958 rtpptdemux: fix leak of caps when ignoring a pt