Change redacted output for domain whois query

The redacted text for the email field displays a longer prompt to
contact the registrar, per the request filed at b/123573370.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=232716133

java/google/registry/config/RegistryConfig.java

@@ -980,6 +980,17 @@ public final class RegistryConfig {
       return null;
     }
 
+    /**
+     * Redaction text for email address in WHOIS
+     *
+     * @see google.registry.whois.WhoisResponse
+     */
+    @Provides
+    @Config("whoisRedactedEmailText")
+    public static String provideWhoisRedactedEmailText(RegistryConfigSettings config) {
+      return config.registryPolicy.whoisRedactedEmailText;
+    }
+
     /**
      * Disclaimer displayed at the end of WHOIS query results.
      *