ci: find out what ImageMagick is installed

Author: phil-davis

.github/workflows/acceptance.yml

@@ -185,8 +185,9 @@ jobs:
         env:
           ADDITIONAL_PACKAGES: ${{ inputs.additional-packages }}
         run: |
-          identify -version
-          ls -l cat /etc/ImageMagick-6
+          sudo apt-get install -y imagemagick
+          convert -version
+          ls -l /etc/ImageMagick-6
           cat /etc/ImageMagick-6/policy.xml
 
       - name: Install Apache