chore(deps): update dependency pytest to v7.4.0

Author: renovate[bot]

requirements.txt

@@ -9,7 +9,7 @@ itsdangerous==2.1.2
 Jinja2==3.1.2
 MarkupSafe==2.1.3
 misaka==2.1.1
-pytest==7.3.2
+pytest==7.4.0
 pytest-cov==4.1.0
 Werkzeug==2.3.6
 setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability