Merge pull request #842 from VWS-Python/dependabot/pip/vulture-2.3

Bump vulture from 2.1 to 2.3

Author: adamtheturtle

dev-requirements.txt

@@ -30,5 +30,5 @@ sphinx_paramlinks==0.4.3
 sphinxcontrib-httpdomain==1.7.0
 sphinxcontrib-spelling==7.1.0
 twine==3.3.0
-vulture==2.1
+vulture==2.3
 vws-python==2020.9.28.0