refactor(mail): remove unused MailUtil.parseSystemAddress #7424

As we replaced the lookups and parsing with a streamlined version of it all
in MailServiceBean, we don't need this helper function anymore.

src/main/java/edu/harvard/iq/dataverse/util/MailUtil.java

@@ -5,32 +5,14 @@
 import edu.harvard.iq.dataverse.DatasetVersion;
 import edu.harvard.iq.dataverse.UserNotification;
 import edu.harvard.iq.dataverse.branding.BrandingUtil;
-import static edu.harvard.iq.dataverse.settings.SettingsServiceBean.Key.SystemEmail;
 import java.util.Arrays;
 import java.util.List;
 import java.util.logging.Logger;
-import jakarta.mail.internet.AddressException;
-import jakarta.mail.internet.InternetAddress;
 
 public class MailUtil {
 
     private static final Logger logger = Logger.getLogger(MailUtil.class.getCanonicalName());
 
-    public static InternetAddress parseSystemAddress(String systemEmail) {
-        if (systemEmail != null) {
-            try {
-                InternetAddress parsedSystemEmail = new InternetAddress(systemEmail);
-                logger.fine("parsed system email: " + parsedSystemEmail);
-                return parsedSystemEmail;
-            } catch (AddressException ex) {
-                logger.info("Email will not be sent due to invalid value in " + SystemEmail + " setting: " + ex);
-                return null;
-            }
-        }
-        logger.fine("Email will not be sent because the " + SystemEmail + " setting is null.");
-        return null;
-    }
-
     public static String getSubjectTextBasedOnNotification(UserNotification userNotification, Object objectOfNotification) {
         List<String> rootDvNameAsList = Arrays.asList(BrandingUtil.getInstallationBrandName());
         String datasetDisplayName = "";

src/test/java/edu/harvard/iq/dataverse/util/MailUtilTest.java

@@ -33,6 +33,7 @@ public void setUp() {
 
     }
 
+    /*
     @Test
     public void testParseSystemAddress() {
         assertEquals("[email protected]", MailUtil.parseSystemAddress("[email protected]").getAddress());
@@ -46,6 +47,7 @@ public void testParseSystemAddress() {
         assertEquals(null, MailUtil.parseSystemAddress("\"LibraScholar Support Team <[email protected]>"));
         assertEquals(null, MailUtil.parseSystemAddress("[email protected], [email protected]"));
     }
+    */
 
     @Test
     @Order(1)