community/libvpx: hotfix for CVE-2023-5217
"High CVE-2023-5217: Heap buffer overflow in vp8 encoding in libvpx" https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_27.html
"High CVE-2023-5217: Heap buffer overflow in vp8 encoding in libvpx" https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_27.html