Merge pull request #6413 from BOINC/vko_fix_linux_package_ci

[ci] fix linux package build pipeline

Author: AenBleidd

.github/workflows/linux-package.yml

@@ -949,6 +949,7 @@ jobs:
       - name: Install dependencies
         if: ${{ success() && env.SKIP_RUN == 0 }}
         run: |
+          sudo apt-get update -qq
           sudo apt-get install -y aptly gnupg2 gpgv
 
       - name: Setup GPG keys