Merge #106

106: Update pyyaml to 5.2 r=rehandalal a=pyup-bot


This PR updates [PyYAML](https://pypi.org/project/PyYAML) from **5.1.2** to **5.2**.



*The bot wasn't able to find a changelog for this release. [Got an idea?](https://github.com/pyupio/changelogs/issues/new)*

<details>
  <summary>Links</summary>
  
  - PyPI: https://pypi.org/project/pyyaml
  - Repo: https://github.com/yaml/pyyaml
</details>



Co-authored-by: pyup-bot <github-bot@pyup.io>

requirements.txt

@@ -1,5 +1,5 @@
 click==7.0
 colorama==0.4.1
 pathspec==0.6.0
-PyYAML==5.1.2
+PyYAML==5.2
 six==1.13.0