Zhiming Wang ae06272af1

build.yml: fix Windows build ...

ffmpeg.zeranoe.com is gone. Replacing it with another option listed at
ffmpeg.org, https://www.gyan.dev/ffmpeg/builds/.

2020-10-03 18:30:40 +08:00

..

workflows

build.yml: fix Windows build

2020-10-03 18:30:40 +08:00