Fix membership mail PDF to properly use preamble and PDF toggles

src/main/java/org/eclipsefoundation/react/service/impl/DefaultMailerService.java

@@ -111,7 +111,7 @@ public class DefaultMailerService implements MailerService {
                 renderHTMLPDF(
                         membershipTemplateWeb
                                 .data(EMAIL_DATA_VAR, data, CONTEXT_VAR,
-                                        new MailerDataContext(applicationGroup, LocalDateTime.now(), false, true))
+                                        new MailerDataContext(applicationGroup, LocalDateTime.now(), true, false))
                                 .render()),
                 "application/pdf");
         mailer.send(m);
@@ -165,7 +165,7 @@ public class DefaultMailerService implements MailerService {
         Mail m = Mail.withHtml(recipient, subject,
                 membershipTemplateWeb
                         .data(EMAIL_DATA_VAR, data, CONTEXT_VAR,
-                                new MailerDataContext(applicationGroup, LocalDateTime.now(), true, includePreamble))
+                                new MailerDataContext(applicationGroup, LocalDateTime.now(), false, includePreamble))
                         .render());
         m.setText(
                 membershipTemplate