fix(deps): update dependency nodemailer to v7

Author: renovate[bot]

packages/backend/package.json

@@ -86,7 +86,7 @@
     "mongodb": "4.12.1",
     "mongoose": "5.13.15",
     "node-config-ts": "3.1.0",
-    "nodemailer": "6.8.0",
+    "nodemailer": "7.0.3",
     "pupa": "2.1.1",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",

yarn.lock

@@ -18696,10 +18696,10 @@ node-releases@^2.0.1:
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-2.0.1.tgz#3d1d395f204f1f2f29a54358b9fb678765ad2fc5"
   integrity sha512-CqyzN6z7Q6aMeF/ktcMVTzhAHCEpf8SOarwpzpf8pNBY2k5/oM34UHldUwp8VKI7uxct2HxSRdJjBaZeESzcxA==
 
-nodemailer@6.8.0:
-  version "6.8.0"
-  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.8.0.tgz#804bcc5256ee5523bc914506ee59f8de8f0b1cd5"
-  integrity sha512-EjYvSmHzekz6VNkNd12aUqAco+bOkRe3Of5jVhltqKhEsjw/y0PYPJfp83+s9Wzh1dspYAkUW/YNQ350NATbSQ==
+nodemailer@7.0.3:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-7.0.3.tgz#c098ce79ac60c7c111a86949eed2f99bd00cdac3"
+  integrity sha512-Ajq6Sz1x7cIK3pN6KesGTah+1gnwMnx5gKl3piQlQQE/PwyJ4Mbc8is2psWYxK3RJTVeqsDaCv8ZzXLCDHMTZw==
 
 normalize-package-data@^2.3.2, normalize-package-data@^2.5.0:
   version "2.5.0"