chore(deps): update dependency @types/nodemailer to v6.4.15

Author: renovate[bot]

packages/backend/package.json

@@ -108,7 +108,7 @@
     "@types/jsonwebtoken": "8.5.9",
     "@types/migrate-mongo": "8.1.3",
     "@types/node": "14.18.34",
-    "@types/nodemailer": "6.4.6",
+    "@types/nodemailer": "6.4.15",
     "@types/supertest": "2.0.12",
     "@typescript-eslint/eslint-plugin": "4.33.0",
     "@typescript-eslint/parser": "4.33.0",

yarn.lock

@@ -6850,10 +6850,10 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-14.17.3.tgz#6d327abaa4be34a74e421ed6409a0ae2f47f4c3d"
   integrity sha512-e6ZowgGJmTuXa3GyaPbTGxX17tnThl2aSSizrFthQ7m9uLGZBXiGhgE55cjRZTF5kjZvYn9EOPOMljdjwbflxw==
 
-"@types/[email protected].6":
-  version "6.4.6"
-  resolved "https://registry.yarnpkg.com/@types/nodemailer/-/nodemailer-6.4.6.tgz#ce21b4b474a08f672f182e15982b7945dde1f288"
-  integrity sha512-pD6fL5GQtUKvD2WnPmg5bC2e8kWCAPDwMPmHe/ohQbW+Dy0EcHgZ2oCSuPlWNqk74LS5BVMig1SymQbFMPPK3w==
+"@types/[email protected].15":
+  version "6.4.15"
+  resolved "https://registry.yarnpkg.com/@types/nodemailer/-/nodemailer-6.4.15.tgz#494be695e11c438f7f5df738fb4ab740312a6ed2"
+  integrity sha512-0EBJxawVNjPkng1zm2vopRctuWVCxk34JcIlRuXSf54habUWdz1FB7wHDqOqvDa8Mtpt0Q3LTXQkAs2LNyK5jQ==
   dependencies:
     "@types/node" "*"