Improve organization diagram

[jlnat]

Major update on the Organization diagram:

• New tool to visualize the diagram (using ReactFlow)
• Controls for the diagram:
  • zoom in and out
  • pan
  • increase and decrease depth on the organization hierarchy
  • display people from the organization:
    • None
    • Leaders only
    • Leaders and Deputies
    • Highest rank
    • Highest 2 ranks
  • Export image as png

Closes AB#335

User changes

• Updated the visuals of the organization diagram

Superuser changes

• None

Admin changes

• None

System admin changes

• application.yml or anet-dictionary.yml needs change
• db needs migration
• documentation has changed
• graphql schema has changed

Checklist

• described the user behavior in PR body
• referenced/updated all related issues
• commits follow a repo#issue: Title title format and these 7 rules
• commits have a clean history, otherwise PR may be squash-merged
• added and/or updated unit tests
• added and/or updated e2e tests
• added and/or updated data migrations
• updated documentation
• resolved all build errors and warnings
• opened debt issues for anything not resolved here