"Customer Request type" field get encoded when exported to CSV

Summary

When the user exports an issue from Service desk to CSV(all fields) the "Customer Request type" do not show the actual name of the request type, instead it shows a code from it.

Steps to Reproduce

1. Search for service desk issue that contains not default request types
2. Click on Export Excel CSV (all fields)

Expected Results

On the exported csv, "Customer Request type" field shows the name of the request type.

Actual Results

It shows a code from it.