[Feature] Migrate Mountain Madness sites

[jbriones1]

Motivation behind the feature and what it will do

To preserve historical pages, we need migrate these old static pages to the appropriate subdomain.

Which part of the application will this feature be for?

Static sites

Minimal Viable Product

• Going to madness.sfucsss.org will open the latest Mountain Madness site
• Going to madness.sfucsss.org/<year> will open the Mountain Madness site of that year

Code changes

Moving sites from https://new.sfucsss.org/mountain_madness/ to the new directory structure.

Additional context

Proposal for what the subdomain file structure will look like
CSSS/csss-site-config#17

Sites accessed with
sfucsss.org/events/frosh

• 2019
• 2020
• 2021
• /submissions
• 2022
• 2023