Update pyroma from 2.4 to 2.5

Author: pyup-bot

dev-requirements.txt

@@ -15,7 +15,7 @@ pyenchant==2.0.0  # Bindings for a spellchecking sytem
 pygithub==1.43.7
 Pygments==2.4.2
 pylint==2.3.1  # Lint
-pyroma==2.4  # Packaging best practices checker
+pyroma==2.5  # Packaging best practices checker
 pytest-cov==2.7.1  # Measure code coverage
 pytest==4.5.0  # Test runners
 PyYAML==5.1