Explicitly use python3 for git-sync-deps (#759)
Explicitly use python3 for git-sync-deps (#759)

On few distributions Python is still being symlinked to Python 2 if it is installed.
Because this script only works on Python 3, we can simply ask for it directly.
antiagainst/shaderc,antiagainst/shaderc,antiagainst/shaderc,antiagainst/shaderc