Fix the anchor (#1971)

Author: NataliaIvakina

modules/ROOT/pages/configuration/configuration-settings.adoc

@@ -456,7 +456,7 @@ m|+++LIST+++
 
 
 [role="label--enterprise-edition deprecated-5.7"]
-[[conifg_]]
+[[conifg_dbms.cluster.discovery.type]]
 === `dbms.cluster.discovery.type`
 
 .dbms.cluster.discovery.type