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] <[email protected]>

Author: dependabot[bot]

requirements.txt

@@ -8,7 +8,7 @@ six==1.14.0 --hash=sha256:8f3cd2e254d8f793e7f3d6d9df77b92252b52637291d0f0da013c7
 urllib3==1.25.8 --hash=sha256:2f3db8b19923a873b3e5256dc9c2dedfa883e33d87c690d9c7913e1f40673cdc
 cdn-definitions==2.0.0 --hash=sha256:bb5592ab4dcac11636a523459fdbdd613460f0fdf42fb26ea6f561cbfefe600b
 requests==2.23.0 --hash=sha256:43999036bfa82904b6af1d99e4882b560e5e2c68e5c4b0aa03b655f3d7d73fee
-chardet==3.0.4 --hash=sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691
+chardet==4.0.0 --hash=sha256:f864054d66fd9118f2e67044ac8981a54775ec5b67aed0441892edb553d21da5 --hash=sha256:0d6f53a15db4120f2b08c94f11e7d93d2c911ee118b6b30a04ec3ee8310179fa
 certifi==2020.4.5.2 --hash=sha256:9cd41137dc19af6a5e03b630eefe7d1f458d964d406342dd3edf625839b944cc
 idna==2.9 --hash=sha256:a068a21ceac8a4d63dbfd964670474107f541babbd2250d61922f029858365fa
 PyYAML==5.4.1 --hash=sha256:4e0583d24c881e14342eaf4ec5fbc97f934b999a6828693a99157fde912540cc --hash=sha256:e1d4970ea66be07ae37a3c2e48b5ec63f7ba6804bdddfdbd3cfd954d25a82e63