Changes to Saves changes to an existing indicator template.

the request property thresholds became required

api operation id saveIndicatorPut removed and replaced with saveIndicatorTemplate

api tag ExamTemplate added

api tag exam-template-controller removed

the response property thresholds became required for the status 200

added the non-success response with the status 400

added the non-success response with the status 401

added the non-success response with the status 403

added the non-success response with the status 404

added the non-success response with the status 429

added the non-success response with the status 500