Merge #220

220: Update pylint to 2.8.3 r=YourLocalBlake a=pyup-bot


This PR updates [pylint](https://pypi.org/project/pylint) from **2.8.2** to **2.8.3**.



<details>
  <summary>Changelog</summary>
  
  
   ### 2.8.3
   ```
   ===========================
Release date: 2021-05-31

* Astroid has been pinned to 2.5.6 for the 2.8 branch see 4527.
   ```
   
  
</details>


 

<details>
  <summary>Links</summary>
  
  - PyPI: https://pypi.org/project/pylint
  - Changelog: https://pyup.io/changelogs/pylint/
  - Repo: https://github.com/PyCQA/pylint
</details>



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

pylint-requirements.txt

@@ -1,2 +1,2 @@
 astroid==2.5.7
-pylint==2.8.2
+pylint==2.8.3