docs: Update docs to not have unstaged changes after build again
There are some new codec IDs that we probably would like to map too, e.g. Dirac/VC2 and Cineform HD.
- docs/plugins/gst-libav-plugins.args 358 additions, 8 deletionsdocs/plugins/gst-libav-plugins.args
- docs/plugins/gst-libav-plugins.hierarchy 13 additions, 1 deletiondocs/plugins/gst-libav-plugins.hierarchy
- docs/plugins/gst-libav-plugins.interfaces 2 additions, 0 deletionsdocs/plugins/gst-libav-plugins.interfaces
- docs/plugins/inspect/plugin-libav.xml 275 additions, 29 deletionsdocs/plugins/inspect/plugin-libav.xml