Winter speed limits

🚧 THIS IS A TICKET MIGRATED FROM UPVOTY. The original ticket and comments will be available for a limited time over at:
https://abrp.upvoty.com/b/request-a-feature/winter-speed-limits/
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Almost all roads have summer speed limits in Finland in winter limit season . (Motorways 120km/h, should be 100km/h during winter limits. Smaller roads have 100km/h limit when should be 80km/h)