Update dependency mini-css-extract-plugin to v1.2.0
Update dependency mini-css-extract-plugin to v1.2.0

pgentile/tests-cucumber,pgentile/zucchini-ui,pgentile/tests-cucumber,pgentile/zucchini-ui,pgentile/zucchini-ui,pgentile/zucchini-ui,pgentile/tests-cucumber,pgentile/zucchini-ui,pgentile/tests-cucumber