Update offline package export (#52)

* Update offline package export

Update the initial WSUS offline export/import package

CreationTime="2015-06-10T16:47:55Z" FormatVersion="1.0" ProtocolVersion="1.8"

to

CreationTime="2020-04-21T23:50:06Z" FormatVersion="1.0" ProtocolVersion="1.20"

Fixes #51

* Update CHANGELOG.md

as I've released a full version since the PR was opened, I'm putting that line where it should.

Co-authored-by: Grant Slater <[email protected]>
Co-authored-by: Gael <[email protected]>

Author: 3 people

CHANGELOG.md

@@ -5,6 +5,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+
+- Updated inital offline package sync WSUS.cab.
+
 ## [1.2.0] - 2020-05-18
 
 ### Changed