Merge pull request #433 from martin-belanger/fix-readthedocs

Docs: Fix read-the-docs

Author: martin-belanger

.readthedocs.yaml

@@ -21,7 +21,7 @@ build:
     - pandoc
   jobs:
     post_install:
-      - sudo pip install lxml --break-system-packages
+      - pip install lxml
     pre_build:
       - meson .build -Dreadthedocs=true || cat .build/meson-logs/meson-log.txt
       - ninja -C .build