Merge pull request #7092 from docker/dependabot/pip/colorama-0.4.3

Bump colorama from 0.4.0 to 0.4.3

requirements.txt

@@ -3,7 +3,7 @@ backports.ssl-match-hostname==3.5.0.1; python_version < '3'
 cached-property==1.3.0
 certifi==2017.4.17
 chardet==3.0.4
-colorama==0.4.0; sys_platform == 'win32'
+colorama==0.4.3; sys_platform == 'win32'
 docker==4.1.0
 docker-pycreds==0.4.0
 dockerpty==0.4.1