acos-client/acos_client/version.py is not up to date

The version reported in that file is 1.4.5 though it should be perhaps 2.4.0 per the setup.py file.

```
>>> acos_client.VERSION
'1.4.6'
>>> exit()
(thor_api) LMTC-JMANZER:thor_api jjmanzer$ pip list acos_client | grep acos
acos-client                      2.4.0
```