Update dependency nodemailer to v6.9.9 [SECURITY]

Author: renovate[bot]

package.json

@@ -43,7 +43,7 @@
     "markdown-it": "12.3.2",
     "multer": "1.4.3",
     "node-fetch": "2.6.6",
-    "nodemailer": "6.7.2",
+    "nodemailer": "6.9.9",
     "objection": "2.2.18",
     "passport": "0.5.0",
     "passport-oauth2": "1.6.1",

yarn.lock

@@ -3939,10 +3939,10 @@ 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@6.7.2:
-  version "6.7.2"
-  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.7.2.tgz#44b2ad5f7ed71b7067f7a21c4fedabaec62b85e0"
-  integrity sha512-Dz7zVwlef4k5R71fdmxwR8Q39fiboGbu3xgswkzGwczUfjp873rVxt1O46+Fh0j1ORnAC6L9+heI8uUpO6DT7Q==
+nodemailer@6.9.9:
+  version "6.9.9"
+  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.9.9.tgz#4549bfbf710cc6addec5064dd0f19874d24248d9"
+  integrity sha512-dexTll8zqQoVJEZPwQAKzxxtFn0qTnjdQTchoU6Re9BUUGBJiOy3YMn/0ShTW6J5M0dfQ1NeDeRTTl4oIWgQMA==
 
 nodemon@2.0.15:
   version "2.0.15"