Upgrade dev to PostgreSQL 14, PostGIS 3.5

[rajadain]

Overview

Upgrades development environment to use PostgreSQL 14 and PostGIS 3.5.

Closes #1374

Testing Instructions

• Check out this branch
• Destroy your database VM and recreate it:

  vagrant destroy -f database && vagrant up database

  • [x] Ensure it reprovisions correctly
  • [x] Ensure the app works afterwards

Checklist

• [ ] No gulp lint warnings
• [ ] No python lint warnings
• [ ] Python tests pass
• [ ] All TODOs have an accompanying issue link

[rajadain]

Got rid of the confusing defaults in 7dcd78b. Rebased on latest develop, will merge this now.