Update sphinx_rtd_theme to 3.0.0#270

pyup-bot wants to merge 1 commit intomainstudioj/wait_for_it:mainfrom

pyup-update-sphinx_rtd_theme-1.2.1-to-3.0.0studioj/wait_for_it:pyup-update-sphinx_rtd_theme-1.2.1-to-3.0.0Copy head branch name to clipboard