Fix typos in scale_usage_guide.rst
TrivialFix
@@ -181,6 +181,6 @@ Following features are not supported with scaling:
* Auto-scaling feature is supported only with alarm monitors and it does
not work with other monitors such as ping, http_ping.
* When VNF is modelled with scaling requirement in VNFD, any config
- managment requirement in VNFD is not supported.
+ management requirement in VNFD is not supported.
* Scaling feature does not support to selectively choose the VDU as part
of scaling.
