fix(deps): update dependency nodemailer to v6.7.4

Author: renovate-bot

packages/backend/package.json

@@ -86,7 +86,7 @@
     "mongodb": "4.5.0",
     "mongoose": "5.13.14",
     "node-config-ts": "3.1.0",
-    "nodemailer": "6.7.3",
+    "nodemailer": "6.7.4",
     "pupa": "2.1.1",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",

yarn.lock

@@ -17751,10 +17751,10 @@ node-releases@^2.0.1:
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-2.0.1.tgz#3d1d395f204f1f2f29a54358b9fb678765ad2fc5"
   integrity sha512-CqyzN6z7Q6aMeF/ktcMVTzhAHCEpf8SOarwpzpf8pNBY2k5/oM34UHldUwp8VKI7uxct2HxSRdJjBaZeESzcxA==
 
-[email protected].3:
-  version "6.7.3"
-  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.7.3.tgz#b73f9a81b9c8fa8acb4ea14b608f5e725ea8e018"
-  integrity sha512-KUdDsspqx89sD4UUyUKzdlUOper3hRkDVkrKh/89G+d9WKsU5ox51NWS4tB1XR5dPUdR4SP0E3molyEfOvSa3g==
+[email protected].4:
+  version "6.7.4"
+  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.7.4.tgz#28771bda3dda8f2dad1912aca0f8727ce7f09d89"
+  integrity sha512-TBSS3qS8WG45ycUwEvEA/3UM1o3sLz9jUl4TPUKPz4ImWWM6UgRCb5pLO+HOouDKEj57yNLOrzQlO8+9IjWZoA==
 
 normalize-package-data@^2.3.2, normalize-package-data@^2.5.0:
   version "2.5.0"