Update README.md

Author: omarisgreat

README.md

@@ -1,4 +1,4 @@
 # NHSDigital-FHIR-Genomics-ImplementationGuide
 Resource repository for the [Genomic Medicine Service Implementation Guide](https://simplifier.net/guide/fhir-genomics-implementation-guide) 
 
-[![IOPS-FHIR-Validation-Terminology](https://github.com/NHSDigital/NHSDigital-FHIR-Genomics-ImplementationGuide/actions/workflows/terminology.yml/badge.svg)](https://github.com/NHSDigital/NHSDigital-FHIR-Genomics-ImplementationGuide/actions/workflows/terminology.yml)
+[![IOPS-FHIR-Validation-Terminology](https://github.com/NHSDigital/NHSDigital-FHIR-Genomics-ImplementationGuide/actions/workflows/firely-validation.yaml/badge.svg)](https://github.com/NHSDigital/NHSDigital-FHIR-Genomics-ImplementationGuide/actions/workflows/firely-validation.yaml)