* Replace `MatrixClient.isRoomEncrypted` by `MatrixClient.CryptoApi.isEncryptionEnabledInRoom` in `DeviceListener.ts`
* Replace `MatrixClient.isRoomEncrypted` by `MatrixClient.CryptoApi.isEncryptionEnabledInRoom` in `Searching.ts`
* Replace `MatrixClient.isRoomEncrypted` by `MatrixClient.CryptoApi.isEncryptionEnabledInRoom` in `SlidingSyncManager.ts`
* Replace `MatrixClient.isRoomEncrypted` by `MatrixClient.CryptoApi.isEncryptionEnabledInRoom` in `EncryptionEvent.tsx`
* Replace `MatrixClient.isRoomEncrypted` by `MatrixClient.CryptoApi.isEncryptionEnabledInRoom` in `ReportEventDialog.tsx`
* Replace `MatrixClient.isRoomEncrypted` by `MatrixClient.CryptoApi.isEncryptionEnabledInRoom` in `RoomNotifications.tsx`
* Fix MessagePanel-test.tsx
* ReplaceReplace `MatrixCient..isRoomEncrypted` by `MatrixClient.CryptoApi.isEncryptionEnabledInRoom` in `shouldSkipSetupEncryption.ts`
* Add missing `await`
* Use `Promise.any` instead of `asyncSome`
* Add `asyncSomeParallel`
* Use `asyncSomeParallel` instead of `asyncSome`
* Conform more of the codebase to `strictNullChecks`
* Iterate
* Iterate
* Iterate
* Iterate
* Conform more of the codebase to `strictNullChecks`
* Iterate
* Update record key
* Apply `strictNullChecks` to `src/components/views/room_settings/*`
* Restore tsconfig.json
* Conform more code to `strictNullChecks`
* Iterate
* Update matrix-widget-api
* Conform more code to `strictNullChecks`