refactor

Signed-off-by: alperozturk <alper_ozturk@proton.me>

app/src/main/java/com/owncloud/android/ui/dialog/setupEncryption/SetupEncryptionDialogFragment.kt

@@ -37,7 +37,6 @@ import com.owncloud.android.lib.resources.users.GetPublicKeyRemoteOperation
 import com.owncloud.android.lib.resources.users.GetServerPublicKeyRemoteOperation
 import com.owncloud.android.lib.resources.users.SendCSRRemoteOperation
 import com.owncloud.android.lib.resources.users.StorePrivateKeyRemoteOperation
-import com.owncloud.android.utils.DisplayUtils
 import com.owncloud.android.utils.EncryptionUtils
 import com.owncloud.android.utils.theme.ViewThemeUtils
 import java.io.IOException