[Windows Integration] Implement ignore_older for Windows event logs

[nimarezainia]

Details are in #3147

Implement ignore_older for the following event logs:

• Forwarded
• Powershell
• Powershell Operational
• System Operational

[elasticmachine]

Pinging @elastic/elastic-agent-data-plane (Team:Elastic-Agent-Data-Plane)

[jlind23]

@fearful-symmetry did you have a chance to look at it?

[fearful-symmetry]

Not yet, currently juggling the V2 stuff and a handful of bugs. Will hopefully have time next week once I have a better idea of the changes needed for V2 in beats.

[cmacknz]

This was done in 3a6e380