curl --location --request PUT '/rest/api/3/projectCategory/' \
--header 'Content-Type: application/json' \
--data-raw '{
"description": "Updated Project Category",
"name": "UPDATED"
}'
{"description":"Updated Project Category","id":"10100","name":"UPDATED","self":"https://your-domain.atlassian.net/rest/api/3/projectCategory/10100"}