Update dependency mongoose to v5.9.7

Author: renovate-bot

realworld/backend/package-lock.json

@@ -27,7 +27,7 @@
     "jsonwebtoken": "8.5.1",
     "method-override": "3.0.0",
     "methods": "1.1.2",
-    "mongoose": "5.9.6",
+    "mongoose": "5.9.7",
     "mongoose-unique-validator": "2.0.3",
     "morgan": "1.10.0",
     "passport": "0.4.1",

realworld/backend/package.json

@@ -1265,10 +1265,10 @@ [email protected]:
     lodash.foreach "^4.1.0"
     lodash.get "^4.0.2"
 
-[email protected].6:
-  version "5.9.6"
-  resolved "https://registry.yarnpkg.com/mongoose/-/mongoose-5.9.6.tgz#47e2e234638eede4caa52d961e3a7459b55530ef"
-  integrity sha512-EfFGO2QUoenf/4eFeF5y2R8aBLKHtqwrMk1pVGgl3OyNWufP5XLLPIuihP006YqR1+6xM1YsBzGpgBjMZkINGA==
+[email protected].7:
+  version "5.9.7"
+  resolved "https://registry.yarnpkg.com/mongoose/-/mongoose-5.9.7.tgz#03c581860d0e2f60f6008f9457ab0c2905609875"
+  integrity sha512-WJOBh9WMvivqBK8my9HFtSzSySKdUxJPNGAwswEakAasWUcPXJl3yHMtZ4ngGnKbwTT9KnAr75xamlt/PouR9w==
   dependencies:
     bson "~1.1.1"
     kareem "2.3.1"