ffmpeg: Upgrade to 4.4.1-r5 Gentoo upstream

Upgrade to 4.4.1-r5 to pick an upstream ffmpeg patch
so that ffmpeg honors portage specified RANLIB variable.

BUG=b:236998536
TEST=ffmpeg builds

Change-Id: Id5fd243dfbf5ca34515db5a69214a2fadeaab1bd
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/3722735
Commit-Queue: Manoj Gupta <manojgupta@chromium.org>
Tested-by: Manoj Gupta <manojgupta@chromium.org>
Reviewed-by: Benjamin Gordon <bmgordon@chromium.org>
Reviewed-by: Miguel Casas-Sanchez <mcasas@chromium.org>
7 files changed