Incorrect link to enable usage ping

Summary

When visiting the ConvDev Index with usage ping disabled, the link to enable it is incorrect.

Steps to reproduce

Disable usage ping. Visit /-/instance_statistics/conversational_development_index. Click Enable usage ping. You will be taken to the wrong page.

Example Project

N/A

What is the current bug behavior?

I'm taken to the wrong page.

What is the expected correct behavior?

I'm taken to the correct page.

Possible fixes

It's a simple fix. I'm putting together a MR.