More json weather requirements

[Ramza13]

Summary

SUMMARY: Infrastructure "Add new possible requirements to weather via json."

Purpose of change

Part of setup for #41067
Allow much more flexibility and power in json weather selection.

Describe the solution

Adds new support for requirements in for weather_types defined in json.
Adds members to allow random chance for a weather.
Adds members to define the minimum or maximum time that has passed since the cataclysm has passed. Allows making more dangerous weathers appear as time passes or the disappearance of familiar weather types as the planets climate is changed by invading forces.
Adds members to define weather duration and guaranteed time between instances to allow spacing out weathers;

Describe alternatives you've considered

Testing

Additional context