Added Custom Reports Public API Endpoints

Three new endpoints were added to the Personio API around retrieving Custom Reports. After users have created a Custom Report in the Personio web app, the endpoints allow them to pull the data contained within this report in JSON format:

• ListOfReports endpoint to retrieve metadata of all reports
• GetColumns endpoint to match columns to human readable values and locales
• GetReportData endpoint to get report data items

You can find the dedicated documentation here.