List report controls

This endpoint retrieves all control elements within a specific report. Control elements provide predefined interactions to users viewing a report, such as inputs that modify data or selections to filter data. ### Usage notes - Retrieve the **reportId** by calling the [/v2/reports](https://help.sigmacomputing.com/reference/list-reports) endpoint. ### Usage scenarios - **Dynamic data interaction:** Allows users to interact dynamically with the data presented in the report through various control mechanisms. - **Custom reporting:** Enables the creation of customizable reports where end users can adjust parameters to filter and sort data according to their requirements. ### Best practices - Ensure proper access controls are set to manage who can view or interact with the controls to prevent unauthorized data manipulation. - Use detailed and descriptive names for controls to facilitate easier identification and use by end users.