fix: upgrade lxml package version.

Author: AlbertWeichselbraun

.github/workflows/python-package.yml

@@ -21,9 +21,8 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install build environment
       run: |
-        sudo apt-get install -y libxml2-dev libxslt1-dev python3-dev
         python -m pip install --upgrade pip
         python -m pip install tox setuptools pytest pytest-cov codecov
     - name: Build and test with tox.
       run: |
-        tox -vv -e flake8
+        tox

pyproject.toml

@@ -31,7 +31,7 @@ classifiers = [
 
 dependencies = [
   "requests>=2.32.2,<3.0.0",
-  "lxml>=4.9.3,<5.0.0",
+  "lxml>=5.2.1,<6.0.0",
 ]
 
 [project.urls]