Add recent search results to global search (#7742)

* Add global search results history: keep the latest 25 items used in the global search, save them to an encrypted file store.

* Integrate the search history in the global search feature

* Add `MatrixClient.getRoomInfo` and use it in `GlobalSearchPresenter`

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Co-authored-by: ElementBot <android@element.io>

libraries/encrypted-db/src/main/kotlin/io/element/encrypteddb/crypto/EncryptedFile.kt

@@ -25,7 +25,7 @@ import java.io.FileOutputStream
  *
  * It uses hardcoded constants that are used in that library, for backwards compatibility reasons.
  */
-internal class EncryptedFile(
+class EncryptedFile(
     private val context: Context,
     private val file: File
 ) {