remove closing connections after every task, this goes against conneciton…

remove closing connections after every task, this goes against conneciton caching and was not expected behaviuor nor inhertited from v1

lib/ansible/executor/task_executor.py

@@ -128,13 +128,6 @@ class TaskExecutor:
             return result
         except AnsibleError as e:
             return dict(failed=True, msg=to_unicode(e, nonstring='simplerepr'))
-        finally:
-            try:
-                self._connection.close()
-            except AttributeError:
-                pass
-            except Exception as e:
-                debug("error closing connection: %s" % to_unicode(e))
 
     def _get_loop_items(self):
         '''