CE-2090: convert useRenewToken, remove legacy api provider

src/App.js

src/api/APIProvider.spec.js

src/api/SwaggerApi.js

src/api/UserProvider.js

src/api/UserProvider.spec.js

src/components/auth/TokenRenew/TokenRenew.js

src/components/auth/TokenRenew/TokenRenew.spec.js

src/components/common/notification/Notifications.spec.js

src/mocks/AppHarness.js