Adding upstream version 4.1.0.

Signed-off-by: Daniel Baumann <daniel@debian.org>

.github/workflows/ci.yml

@@ -67,10 +67,6 @@ jobs:
 
             psql -h localhost -U postgres -p 6432 pgbouncer -c 'show help'
 
-      - name: Install beta version of pendulum
-        run: pip install pendulum==3.0.0b1
-        if: matrix.python-version == '3.12'
-
       - name: Install requirements
         run: |
           pip install -U pip setuptools
@@ -89,7 +85,7 @@ jobs:
         run: behave tests/features --no-capture
 
       - name: Check changelog for ReST compliance
-        run: rst2html.py --halt=warning changelog.rst >/dev/null
+        run: docutils --halt=warning changelog.rst >/dev/null
 
       - name: Run Black
         run: black --check .