Download the plugin from here.
This plugin allows hiding the "Edit script" section in the Pulse menu. By enabling the plugin the option to edit script will be hidden for all the users across all the languages.
Simply extract this folder into your Sisense installation's ../PrismWeb/plugins directory. If you are using version 7.2 and higher unzip the contents into your C:\Program Files\Sisense\app\plugins\ folder.
After enabling the plugin you should see the following options: