Bumped @tryghost/nodemailer in ghost/core (TryGhost#27686)

no ref

`ghost/core` was pinning `@tryghost/nodemailer@0.3.48`, two majors
behind the latest published `2.2.0`.

Author: 9larsons

ghost/core/package.json

@@ -125,7 +125,7 @@
     "@tryghost/mongo-utils": "0.6.3",
     "@tryghost/mw-error-handler": "1.0.13",
     "@tryghost/mw-vhost": "1.0.6",
-    "@tryghost/nodemailer": "0.3.48",
+    "@tryghost/nodemailer": "2.2.0",
     "@tryghost/nql": "0.12.10",
     "@tryghost/nql-lang": "0.6.4",
     "@tryghost/parse-email-address": "workspace:*",

ghost/core/test/unit/server/services/mail/ghost-mailer.test.js

@@ -75,7 +75,8 @@ describe('Mail: Ghostmailer', function () {
         mailer = new mail.GhostMailer();
 
         assert('transport' in mailer);
-        assert.equal(mailer.transport.transporter.name, 'SMTP (direct)');
+        assert.equal(mailer.transport.transporter.name, 'SMTP');
+        assert.equal(mailer.transport.transporter.options.direct, true);
     });
 
     it('sends valid message successfully ', function (done) {
@@ -130,17 +131,20 @@ describe('Mail: Ghostmailer', function () {
         });
 
         it('return correct failure message for domain doesn\'t exist', async function () {
-            assert.equal(mailer.transport.transporter.name, 'SMTP (direct)');
+            assert.equal(mailer.transport.transporter.name, 'SMTP');
+            assert.equal(mailer.transport.transporter.options.direct, true);
             await assert.rejects(mailer.send(mailDataNoDomain), /Failed to send email/);
         });
 
         it('return correct failure message for no mail server at this address', async function () {
-            assert.equal(mailer.transport.transporter.name, 'SMTP (direct)');
+            assert.equal(mailer.transport.transporter.name, 'SMTP');
+            assert.equal(mailer.transport.transporter.options.direct, true);
             await assert.rejects(mailer.send(mailDataNoServer), /Failed to send email/);
         });
 
         it('return correct failure message for incomplete data', async function () {
-            assert.equal(mailer.transport.transporter.name, 'SMTP (direct)');
+            assert.equal(mailer.transport.transporter.name, 'SMTP');
+            assert.equal(mailer.transport.transporter.options.direct, true);
             await assert.rejects(mailer.send(mailDataIncomplete), /Incomplete message data/);
         });
     });