Flail again on running update.

Author: Julian

.github/workflows/ci.yml

@@ -163,7 +163,7 @@ jobs:
       run: python -m pip install -U pip setuptools
     - name: Install dependencies
       run: >
-        sudo apt-get update
+        sudo apt-get update &&
         sudo apt-get install -y libenchant-dev libxml2-dev libxslt-dev
       if: runner.os == 'Linux' && startsWith(matrix.python-version.toxenv, 'docs-')
     - name: Install dependencies