ci: include common setup action

for setup of chromium sendbox on newer ubuntu images

Author: Buckwich

.github/workflows/CI.yml

@@ -20,6 +20,8 @@ jobs:
         cache: 'npm'
     - name: Install dependencies
       run: npm ci
+    - name: Project setup
+      uses: bpmn-io/actions/setup@latest
     - name: Build
       if: runner.os == 'Linux'
       env: