Skip self on auto block sender

app/src/main/java/eu/faircode/email/EntityOperation.java

@@ -233,9 +233,12 @@ public class EntityOperation {
                         (jargs.opt(3) == null || !jargs.optBoolean(3))) {
                     jargs.remove(3);
                     EntityLog.log(context, "Auto block sender=" + MessageHelper.formatAddresses(message.from));
-                    EntityContact.update(context,
-                            message.account, message.identity, message.from,
-                            EntityContact.TYPE_JUNK, message.received);
+
+                    List<TupleIdentityEx> identities = db.identity().getComposableIdentities(null);
+                    if (!message.fromSelf(identities))
+                        EntityContact.update(context,
+                                message.account, message.identity, message.from,
+                                EntityContact.TYPE_JUNK, message.received);
                 }
 
                 if (EntityFolder.DRAFTS.equals(source.type) &&