youtube-dl, add cmd:ffmpeg (primary architecture) to dependencies, drop python 2.7 (#5625)

net-misc/youtube_dl/youtube_dl-2021.01.16.recipe

@@ -8,7 +8,7 @@ to download these videos by itself."
 HOMEPAGE="https://ytdl-org.github.io/youtube-dl/index.html"
 COPYRIGHT="2006-2021 youtube-dl contributors"
 LICENSE="Unlicense"
-REVISION="1"
+REVISION="2"
 SOURCE_URI="https://yt-dl.org/downloads/$portVersion/youtube-dl-$portVersion.tar.gz"
 CHECKSUM_SHA256="113a5272c1917d83f1c1e7e54971ab41aa6e22b43ba736f2b66816220bdf17e1"
 SOURCE_DIR="youtube-dl"
@@ -21,6 +21,7 @@ PROVIDES="
 	"
 REQUIRES="
 	haiku
+	ffmpeg_tools
 	cmd:python
 	"
 
@@ -32,8 +33,8 @@ BUILD_PREREQUIRES="
 	cmd:make
 	"
 
-PYTHON_PACKAGES=(python python3)
-PYTHON_VERSIONS=(2.7 3.7)
+PYTHON_PACKAGES=(python3)
+PYTHON_VERSIONS=(3.7)
 for i in "${!PYTHON_PACKAGES[@]}"; do
 	pythonPackage=${PYTHON_PACKAGES[i]}
 	pythonVersion=${PYTHON_VERSIONS[$i]}