docs: fix README

README.md

@@ -64,7 +64,7 @@ docker run --rm -v ./:/app/ projectdiscovery/nuclei # ...
 ### conformance IdP
 
 You need to setup a [conformance IdP](https://gitlab.software.geant.org/TI_Incubator/conformance-idp-deployment),
-with a [module](https://github.com/cicnavi/simplesamlphp-module-conformance) developed for SAML signature validation testing.
+which includes a [module](https://github.com/cicnavi/simplesamlphp-module-conformance) developed for SAML signature validation testing.
 
 Then you need to connect SPs to the conformance IdP (exchange metadata), so that regular SAML authentication works.