Merge pull request #2380 from SCIInstitute/dependabot/pip/tornado-6.5.1

Bump tornado from 6.4.2 to 6.5.1

Author: akenmorris

python_requirements.txt

@@ -171,7 +171,7 @@ terminado==0.17.1
 threadpoolctl==3.1.0
 tinycss2==1.2.1
 toml==0.10.2
-tornado==6.4.2
+tornado==6.5.1
 tqdm==4.66.3
 traitlets==5.9.0
 traittypes==0.2.1