Update README.md

Author: JelteMX

README.md

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 [![Studio](https://img.shields.io/badge/Studio%20version-8.0%2B-blue.svg)](https://appstore.home.mendix.com/link/modeler/)
 [![GitHub release](https://img.shields.io/github/release/JelteMX/mendix-dynamic-table)](https://github.com/JelteMX/mendix-dynamic-table/releases/latest)
 [![GitHub issues](https://img.shields.io/github/issues/JelteMX/mendix-dynamic-table)](https://github.com/JelteMX/mendix-dynamic-table/issues)
+[![DeepScan grade](https://deepscan.io/api/teams/7221/projects/9346/branches/120493/badge/grade.svg)](https://deepscan.io/dashboard#view=project&tid=7221&pid=9346&bid=120493)
 
 ## Dynamic (Tree) Table for Mendix