Fixed the order of Doctrine middleware in Messenger component

Author: javiereguiluz

messenger.rst

@@ -1376,11 +1376,6 @@ may want to use:
                 buses:
                     command_bus:
                         middleware:
-                            # wraps all handlers in a single Doctrine transaction
-                            # handlers do not need to call flush() and an error
-                            # in any handler will cause a rollback
-                            - doctrine_transaction
-
                             # each time a message is handled, the Doctrine connection
                             # is "pinged" and reconnected if it's closed. Useful
                             # if your workers run for a long time and the database
@@ -1392,6 +1387,11 @@ may want to use:
                             # instead of keeping them open forever
                             - doctrine_close_connection
 
+                            # wraps all handlers in a single Doctrine transaction
+                            # handlers do not need to call flush() and an error
+                            # in any handler will cause a rollback
+                            - doctrine_transaction
+
                             # or pass a different entity manager to any
                             #- doctrine_transaction: ['custom']