AP firmware release 2.2.0.0.45

Below is the release notes
Build 2.2.0.0.45 is available for all APs. Here are the release notes:
Product : Xclaim Xi-1/2/3 and Xo-1
Build : 2.2.0.0.45 (CURRENT RELEASE)
Release Date : 12/18/2018
- Fix to address the NTP sync issue after the renewal of the certificate