Use different FFMpeg version with actions

Author: vansante

.github/workflows/test.yaml

@@ -9,9 +9,14 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - name:   Install Linux packages
-        if:     matrix.os == 'ubuntu-latest'
-        run:    sudo apt install -y --no-install-recommends ffmpeg
+      - uses: FedericoCarboni/setup-ffmpeg@v3.1
+        id: setup-ffmpeg
+        with:
+          # A specific version to download, may also be "release" or a specific version
+          # like "6.1.0". At the moment semver specifiers (i.e. >=6.1.0) are supported
+          # only on Windows, on other platforms they are allowed but version is matched
+          # exactly regardless.
+          ffmpeg-version: release
 
       - name:   Install Go
         uses:   actions/setup-go@v4