Merge pull request #588 from rbonghi/snyk-fix-b6cda59583c57b569189332990a51120

[Snyk] Security upgrade tornado from 6.2 to 6.4.2

Author: rbonghi

Diff for: docs/requirements.txt

@@ -5,7 +5,7 @@ sphinx-copybutton
 sphinx-autobuild
 sphinxext-opengraph
 numpy>=1.22.2 # not directly required, pinned by Snyk to avoid a vulnerability
-tornado>=6.4.1 # not directly required, pinned by Snyk to avoid a vulnerability
+tornado>=6.4.2 # not directly required, pinned by Snyk to avoid a vulnerability
 pillow>=10.3.0 # not directly required, pinned by Snyk to avoid a vulnerability
 fonttools>=4.43.0 # not directly required, pinned by Snyk to avoid a vulnerability
 zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability