fix: or should be and (#1334)

libsession/src/main/java/org/session/libsession/messaging/jobs/AttachmentDownloadJob.kt

@@ -100,7 +100,7 @@ class AttachmentDownloadJob(val attachmentID: Long, val databaseMessageID: Long)
             handleFailure(Error.NoSender, null)
             return
         }
-        if (!threadRecipient.isGroupRecipient || (contact?.isTrusted != true && storage.getUserPublicKey() != sender)) {
+        if (!threadRecipient.isGroupRecipient && contact?.isTrusted != true && storage.getUserPublicKey() != sender) {
             // if we aren't receiving a group message, a message from ourselves (self-send) and the contact sending is not trusted:
             // do not continue, but do not fail
             handleFailure(Error.NoSender, null)