fix(deps): update dependency nodemailer to v7 [security]

Author: renovate-bot

compute/package.json

@@ -16,7 +16,7 @@
   "dependencies": {
     "@google-cloud/compute": "^4.0.0",
     "@sendgrid/mail": "^8.0.0",
-    "nodemailer": "^6.0.0",
+    "nodemailer": "^7.0.7",
     "nodemailer-smtp-transport": "^2.7.4",
     "sinon": "^19.0.2"
   },