adding default crypto provider SPI to native images

(cherry picked from commit f964a49)

Author: pedroigor

extensions/keycloak-authorization/deployment/src/main/java/io/quarkus/keycloak/pep/deployment/KeycloakReflectionBuildStep.java

@@ -9,6 +9,8 @@
 import org.keycloak.adapters.authorization.cip.HttpClaimInformationPointProviderFactory;
 import org.keycloak.authorization.client.representation.ServerConfiguration;
 import org.keycloak.authorization.client.representation.TokenIntrospectionResponse;
+import org.keycloak.common.crypto.CryptoProvider;
+import org.keycloak.crypto.def.DefaultCryptoProvider;
 import org.keycloak.jose.jwk.JSONWebKeySet;
 import org.keycloak.jose.jwk.JWK;
 import org.keycloak.jose.jws.JWSHeader;
@@ -79,7 +81,8 @@ public void registerServiceProviders(BuildProducer<ServiceProviderBuildItem> ser
         serviceProvider.produce(new ServiceProviderBuildItem(ClaimInformationPointProviderFactory.class.getName(),
                 HttpClaimInformationPointProviderFactory.class.getName(),
                 ClaimsInformationPointProviderFactory.class.getName()));
-
+        serviceProvider.produce(new ServiceProviderBuildItem(CryptoProvider.class.getName(),
+                DefaultCryptoProvider.class.getName()));
     }
 
     @BuildStep