Bump chardet cap 5.0.0 (backport of #5333)

(cherry picked from commit b0ed732)

Author: dependabot[bot]

setup.py

@@ -66,7 +66,7 @@ def build_extension(self, ext):
 
 install_requires = [
     "attrs>=17.3.0",
-    "chardet>=2.0,<4.0",
+    "chardet>=2.0,<5.0",
     "multidict>=4.5,<7.0",
     "async_timeout>=3.0,<4.0",
     "yarl>=1.0,<2.0",