chore(deps): update dependency tqdm to v4.66.3 [security]

Author: renovate[bot]

docs/requirements.txt

@@ -43,7 +43,7 @@ six==1.14.0
 starlette==0.25.0
 toml==0.10.0
 tornado==6.0.4
-tqdm==4.50.0; python_version > "2.7"
+tqdm==4.66.3; python_version > "2.7"
 typed-ast==1.4.1
 typing-extensions==3.7.4.1
 urllib3==1.26.5