install other libraries

Author: renefloor

.github/workflows/app_facing_package.yaml

@@ -219,6 +219,10 @@ jobs:
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
+      # Install libraries for Linux
+      - run: sudo apt-get update -y
+      - run: sudo apt-get install -y ninja-build libgtk-3-dev libblkid-dev
+
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       - uses: actions/checkout@v2
 
@@ -227,8 +231,6 @@ jobs:
         with:
           channel: 'stable'
 
-      - uses: seanmiddleditch/gha-setup-ninja@master
-
       # Enable platform support
       - name: Enable Linux
         run: flutter config --enable-linux-desktop