Update mysqlclient to 2.2.6#273

pyup-bot wants to merge 1 commit intodevelchivke/killay:develfrom

pyup-update-mysqlclient-2.1.1-to-2.2.6chivke/killay:pyup-update-mysqlclient-2.1.1-to-2.2.6Copy head branch name to clipboard