Bump chardet from 3.0.4 to 4.0.0

Bumps [chardet](https://github.com/chardet/chardet) from 3.0.4 to 4.0.0.
- [Release notes](https://github.com/chardet/chardet/releases)
- [Commits](chardet/chardet@3.0.4...4.0.0)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

setup.py

@@ -30,7 +30,7 @@ def convert_markdown_to_rst(file):
       install_requires=[
             'certifi',  # we want the latest root certs for security
             'requests==2.24.0',
-            'chardet==3.0.4',
+            'chardet==4.0.0',
             'idna==2.10',
             'Jinja2==2.11.2',
             'MarkupSafe==1.1.1',