Stop publishing on Ubuntu 20.04 PPA

.github/workflows/package.yml

@@ -20,7 +20,6 @@ jobs:
 #          - debian-bullseye
           - ubuntu-noble
           - ubuntu-jammy
-          - ubuntu-focal
 
     steps:
       - uses: actions/checkout@v4
@@ -88,14 +87,6 @@ jobs:
           args: --no-sign
           ppa: ${{ steps.ppa.outputs.ppa }}
 
-      - uses: legoktm/gh-action-build-deb@ubuntu-focal
-        if: matrix.distro == 'ubuntu-focal'
-        name: Build package for ubuntu-focal
-        id: build-ubuntu-focal
-        with:
-          args: --no-sign
-          ppa: ${{ steps.ppa.outputs.ppa }}
-
       - uses: actions/upload-artifact@v4
         with:
           name: Packages for ${{ matrix.distro }}