Change net_* default behaviour on missing module (#49923)

* Fix net_base default behaviour

Signed-off-by: NilashishC <nilashishchakraborty8@gmail.com>

* New fix

Signed-off-by: NilashishC <nilashishchakraborty8@gmail.com>

lib/ansible/plugins/action/net_base.py

@@ -108,7 +108,7 @@ class ActionModule(ActionBase):
                 conn.send_command('exit')
 
         if 'fail_on_missing_module' not in self._task.args:
-            self._task.args['fail_on_missing_module'] = False
+            self._task.args['fail_on_missing_module'] = True
 
         result = super(ActionModule, self).run(task_vars=task_vars)