ci: Update actions

Signed-off-by: Julius Härtl <jus@bitgrid.net>

.github/workflows/appbuild.yml

@@ -1,39 +0,0 @@
-name: Package build
-
-on:
-  pull_request:
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-
-    strategy:
-      matrix:
-        node-version: [14.x]
-
-    steps:
-    - uses: actions/checkout@v3
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v3
-      with:
-        node-version: ${{ matrix.node-version }}
-    - name: Set up npm7
-      run: npm i -g npm@7
-    - name: Setup PHP
-      uses: shivammathur/setup-php@2.18.0
-      with:
-        php-version: '7.4'
-        tools: composer
-    - name: install dependencies
-      run: |
-        wget https://github.com/ChristophWurst/krankerl/releases/download/v0.12.2/krankerl_0.12.2_amd64.deb
-        sudo dpkg -i krankerl_0.12.2_amd64.deb
-    - name: package
-      run: |
-        uname -a
-        RUST_BACKTRACE=1 krankerl --version
-        RUST_BACKTRACE=1 krankerl package
-    - uses: actions/upload-artifact@v3
-      with:
-        name: Deck app tarball
-        path: build/artifacts/deck.tar.gz