Update dependency @types/nodemailer to v7 (#282)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

app/package.json

@@ -46,7 +46,7 @@
     "@tanstack/router-plugin": "1.164.0",
     "@types/d3": "7.4.3",
     "@types/node": "24.11.0",
-    "@types/nodemailer": "6.4.23",
+    "@types/nodemailer": "7.0.11",
     "@types/react": "19.2.14",
     "@types/react-dom": "19.2.3",
     "@types/react-transition-group": "4.4.12",