[bugfix] only check replyTo visibility during permission checks IF status is local (#2757)

internal/federation/dereferencing/status.go

@@ -621,6 +621,10 @@ func (d *Dereferencer) isPermittedStatus(
 		return onFail()
 	}
 
+	// Default to true
+	permitted = true
+
+	if *status.InReplyTo.Local {
 		// Check visibility of inReplyTo to status author.
 		permitted, err = d.visibility.StatusVisible(ctx,
 			status.Account,
@@ -629,11 +633,11 @@ func (d *Dereferencer) isPermittedStatus(
 		if err != nil {
 			return false, gtserror.Newf("error checking in-reply-to visibility: %w", err)
 		}
+	}
 
 	if permitted &&
 		*status.InReplyTo.Replyable {
-		// This status is visible AND
-		// replyable, in this economy?!
+		// Status is reply-able to.
 		return true, nil
 	}