Merge pull request #2115 from mstruk/typo

Fix typo bug introduced during modules refactoring

adapters/oidc/as7-eap6/as7-subsystem/src/main/java/org/keycloak/subsystem/as7/KeycloakAdapterConfigService.java

@@ -85,7 +85,7 @@ public final class KeycloakAdapterConfigService {
         }
 
         String credentialName = credentialNameFromOp(operation);
-        if (!credentialName.contains("")) {
+        if (!credentialName.contains(".")) {
             credentials.get(credentialName).set(model.get("value").asString());
         } else {
             String[] parts = credentialName.split("\\.");