fix(notifications): update ses to v2

this to prevent error message being thrown with nodemailer v7 from email
notifications. fixes #31457

Signed-off-by: Hellgren Heikki <heikki.hellgren@op.fi>

.changeset/five-seas-jam.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-notifications-backend-module-email': patch
+---
+
+Updated `AWS SES` client to version 2 to support `nodemailer` version 7.

plugins/notifications-backend-module-email/package.json

@@ -34,7 +34,7 @@
     "test": "backstage-cli package test"
   },
   "dependencies": {
-    "@aws-sdk/client-ses": "^3.550.0",
+    "@aws-sdk/client-sesv2": "^3.911.0",
     "@azure/communication-email": "^1.0.0",
     "@azure/identity": "^4.0.0",
     "@backstage/backend-plugin-api": "workspace:^",

plugins/notifications-backend-module-email/src/processor/transports/ses.ts

@@ -14,7 +14,8 @@
  * limitations under the License.
  */
 import { createTransport } from 'nodemailer';
-import { SendRawEmailCommand, SES } from '@aws-sdk/client-ses';
+import { SendEmailCommand, SESv2Client } from '@aws-sdk/client-sesv2';
+
 import { Config } from '@backstage/config';
 import { AwsCredentialsManager } from '@backstage/integration-aws-node';
 
@@ -25,15 +26,17 @@ export const createSesTransport = async (
   const credentials = await credentialsManager.getCredentialProvider({
     accountId: config.getOptionalString('accountId'),
   });
-  const ses = new SES([
+
+  const sesClient = new SESv2Client([
     {
-      apiVersion: config.getOptionalString('apiVersion') ?? '2010-12-01',
-      credentials: credentials.sdkCredentialProvider,
+      apiVersion: config.getOptionalString('apiVersion'),
       region: config.getOptionalString('region'),
+      credentials: credentials.sdkCredentialProvider,
       endpoint: config.getOptionalString('endpoint'),
     },
   ]);
+
   return createTransport({
-    SES: { ses, aws: { SendRawEmailCommand } },
+    SES: { sesClient, SendEmailCommand },
   });
 };