update readme with cve-scanning badge

Author: dschwartz-ftadvisory

README.md

@@ -1,4 +1,5 @@
-[![FINOS - Incubating](https://cdn.jsdelivr.net/gh/finos/contrib-toolbox@master/images/badge-incubating.svg)](https://community.finos.org/docs/governance/Software-Projects/stages/incubating)[![OpenSSF Best Practices](https://www.bestpractices.dev/projects/10732/badge)](https://www.bestpractices.dev/projects/10732)
+[![FINOS - Incubating](https://cdn.jsdelivr.net/gh/finos/contrib-toolbox@master/images/badge-incubating.svg)](https://community.finos.org/docs/governance/Software-Projects/stages/incubating)[![OpenSSF Best Practices](https://www.bestpractices.dev/projects/10732/badge)](https://www.bestpractices.dev/projects/10732)[![Maven CI](https://github.com/regnosys/rune-python-generator/actions/workflows/cve-scanning-maven.yml/badge.svg)](https://github.com/regnosys/rune-python-generator/actions/workflows/cve-scanning.yml)
+
 
 <img align="right" width="15%" src="https://www.finos.org/hubfs/FINOS/finos-logo/FINOS_Icon_Wordmark_Name_RGB_horizontal.png">