add description

iOSClient/Security/NCEndToEndMetadata.swift

@@ -92,6 +92,7 @@ class NCEndToEndMetadata : NSObject  {
             metadataKeysDictionary["\(recordE2eEncryption.metadataKeyIndex)"] = metadataKeyEncryptedBase64
             
             // *** File ***
+            
             let encrypted = e2eMetadata.encryptedFileAttributes(key: recordE2eEncryption.key, filename: recordE2eEncryption.fileName, mimetype: recordE2eEncryption.mimeType, version: recordE2eEncryption.version)
             
             do {