feat: edit announcement (wip)

package-lock.json

package.json

src/actions/announcements.js

src/actions/program.js

src/api.js

src/components/annoucements/AnnouncementEditModal.jsx

src/components/cards/Card.jsx

src/components/cards/CardActions.jsx

src/components/cards/CardBody.jsx

src/components/cards/CardBodyText.jsx

src/components/cards/CardHeadline.jsx

src/components/cards/index.js

src/components/modals/ModalConfirm.jsx

src/containers/AnnoucementsContainer.jsx