feat: add card in Pages and Resources to allow hiding the dates tab#2834

Anas12091101 wants to merge 3 commits intoopenedx:masteropenedx/frontend-app-authoring:masterfrom

mitodl:anas/add-hide-dates-tab-optionmitodl/frontend-app-course-authoring:anas/add-hide-dates-tab-optionCopy head branch name to clipboard