🏛️ Add routes and templates to add organizations

[FedericoDM]

Describe your changes

• Adding route for admin to add organizations and a user tied to it
• Adding util function to create a temp password
• Adding templates for adding orgs

Non-obvious technical information

Checklist before requesting a review

• [x] pre-commit run --all-files (run before pushing)
• [x] pytest if applicable
• [x] Link issue
• [x] Update relevant documentation if applicable: doc strings, readme, poetry.

HERE IS SOME COMMAND LINE OUTPUT

[FedericoDM]

@aaronhaefner this PR has the routes and templates to add organizations and a user, along with a simple function to generate temp passwords.