fix apt package lock issue

Author: pwong2021

.github/workflows/verify-lxd-vm.yml

@@ -131,9 +131,6 @@ jobs:
           [ -n "$ipv4" ] || { echo "No VM IPv4 found"; lxc info "$NAME"; exit 1; }
           echo "KITCHEN_HOST=$ipv4" >> "$GITHUB_ENV"
 
-      - name: Wait for background apt jobs in LXD VM
-        run: sleep 30
-
       - name: Run kitchen test
         if: ${{ !contains(steps.commit.outputs.message, 'only-validate-profile') }}
         continue-on-error: true

kitchen.lxd.yml

@@ -54,6 +54,9 @@ lifecycle:
         sudo add-apt-repository -y universe || true
         sudo apt-get -y update
         echo ""
+        echo "+++ Waiting for background apt/dpkg jobs before Python venv and pip install +++"
+        sleep 30
+        echo ""
         echo "+++ Installing Python venv and pip +++"
         PYVER="$(python3 -V | awk '{print $2}' | cut -d. -f1,2)"
         if ! sudo apt-get -y install "python${PYVER}-venv" python3-pip; then