feat: update linkedin script for backfill 🚀

[ramiAbdou]

Description ✏️

This PR:

• Updates the syncLinkedInProfiles function:
  • Supports a limit.
  • Handles a failed profile appropriately.
  • Moves all of the preprocessing logic for syncLinkedInProfiles to the Zod schemas for the LinkedIn profile.
• Updates the Google Maps location functions to be cached before validating with the Zod schema. It also now supports the establishment and geocode types. It also removes caching from the getMostRelevantLocation function since we already cache the underlying methods that it uses.
• Fixes a bug in the RateLimiter.doWhenAvailable function that decremented the active count in Redis by 1 too much.
• Updates the runActor function to be independent of a Zod schema. This ensures that we don't not return the API scraping result when the data doesn't match the input. Also limits the actorId/body combination.
• Updates the saveSchoolIfNecessary function to parse the result after it succeeds. It also looks for the address from the Google Places API using the establishment property.
• Updates the saveCompanyIfNecessary function to parse the result after it succeeds.
• Updates the education experience UI to support nullable dates.
• Makes the schools.address_zip column nullable.

Type of Change 🐞

• Feature - A non-breaking change which adds functionality.
• Fix - A non-breaking change which fixes an issue.
• Refactor - A change that neither fixes a bug nor adds a feature.
• Documentation - A change only to in-code or markdown documentation.
• Tests - A change that adds missing unit/integration tests.
• Chore - A change that is likely none of the above.

Checklist ✅

• I have done a self-review of my code.
• I have manually tested my code (if applicable).
• I have added/updated any relevant documentation (if applicable).