Update the changelog

Author: cedx

ChangeLog.md

@@ -1,5 +1,8 @@
 # Changelog
 
+## Version [0.4.0](https://github.com/cedx/sql.ps1/compare/v0.3.0...v0.4.0)
+- Changed the type of the `-Parameters` argument to `[System.Collections.Specialized.OrderedDictionary]`.
+
 ## Version [0.3.0](https://github.com/cedx/sql.ps1/compare/v0.2.0...v0.3.0)
 - Added the `-Timeout` parameter to most cmdlets.
 - Renamed the `Get-ServerVersion` cmdlet to `Get-Version`.