Merge pull request #598 from VWS-Python/dependabot/pip/vulture-1.5

Bump vulture from 1.4 to 1.5

Author: adamtheturtle

dev-requirements.txt

@@ -31,5 +31,5 @@ sphinx_paramlinks==0.4.1
 sphinxcontrib-spelling==5.0.0
 timeout-decorator==0.4.1  # Decorate functions to time out.
 twine==3.1.1
-vulture==1.4
+vulture==1.5
 yapf==0.30.0  # Automatic formatting for Python