Project Approvals API not accepting PUT requests

Summary

PUT to projects/:id/approvals fails

Steps to reproduce

Make a PUT request to projects/:id/approvals for an existing project id. Get error 404 response code

Example Project

What is the current bug behavior?

Receive 404 when making requests. GET to the same endpoint succeeds. Both GET and PUT succeed to endpoint projects/:id

What is the expected correct behavior?

Should instead receive 200 Response code and json response