When offline, searching Wikipedia lets user know that that only available offline results are being displayed, i.e., only from the active compilation (ZIM) file, articles from reading lists.
User story
As an user that searches on Wikipedia both online and offline, I want to know when search results are only limited to content available offline.
Mocks
| Search while offline instantiated | Search offline with results |
// For redlines, see Zeplin board https://zpl.io/1wq9wc for Search screens tagged under "Offline-compilations"

