✨Be able to use SMTP transport without TLS (#401)

tdrive/backend/node/package-lock.json

@@ -114,6 +114,7 @@
         "@types/node-cron": "^3.0.0",
         "@types/node-fetch": "^2.5.12",
         "@types/node-uuid": "^0.0.28",
+        "@types/nodemailer": "^6.4.14",
         "@types/pdf-image": "^2.0.1",
         "@types/pg-pool": "^2.0.6",
         "@types/pump": "^1.1.1",
@@ -3078,6 +3079,15 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/nodemailer": {
+      "version": "6.4.14",
+      "resolved": "https://registry.npmjs.org/@types/nodemailer/-/nodemailer-6.4.14.tgz",
+      "integrity": "sha512-fUWthHO9k9DSdPCSPRqcu6TWhYyxTBg382vlNIttSe9M7XfsT06y0f24KHXtbnijPGGRIcVvdKHTNikOI6qiHA==",
+      "dev": true,
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/@types/normalize-package-data": {
       "version": "2.4.1",
       "resolved": "https://registry.npmjs.org/@types/normalize-package-data/-/normalize-package-data-2.4.1.tgz",