Remove isort from tox because its constantly changing the expected outcome.
Remove isort from tox because its constantly changing the expected outcome.

vxsx/djangocms-text-ckeditor,divio/djangocms-text-ckeditor,vxsx/djangocms-text-ckeditor,vxsx/djangocms-text-ckeditor,divio/djangocms-text-ckeditor,divio/djangocms-text-ckeditor,yakky/djangocms-text-ckeditor,divio/djangocms-text-ckeditor,yakky/djangocms-text-ckeditor,vxsx/djangocms-text-ckeditor,yakky/djangocms-text-ckeditor