build(deps): bump mongoose from 5.9.21 to 5.9.23

Bumps [mongoose](https://github.com/Automattic/mongoose) from 5.9.21 to 5.9.23.
- [Release notes](https://github.com/Automattic/mongoose/releases)
- [Changelog](https://github.com/Automattic/mongoose/blob/master/History.md)
- [Commits](https://github.com/Automattic/mongoose/compare/5.9.21...5.9.23)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package-lock.json

@@ -8983,9 +8983,9 @@
       }
     },
     "mongoose": {
-      "version": "5.9.21",
-      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.9.21.tgz",
-      "integrity": "sha512-HQUemnKJdrE8ig+d3RTeOan6DWasmda8V97fs1ymozTNSuh2eGaf4D92/BrXYCw5QTgE/Ff5SxalndfgLn3DGg==",
+      "version": "5.9.23",
+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.9.23.tgz",
+      "integrity": "sha512-fMYlMRJz0T6Ax2K2P0jt+kxXd4qaRxyfZCha1YBMczmA2EBlT5SnBlcDyJ4YQa4/z+GoDh06uH090w7BfBcdWg==",
       "requires": {
         "bson": "^1.1.4",
         "kareem": "2.3.1",
@@ -8995,9 +8995,16 @@
         "mquery": "3.2.2",
         "ms": "2.1.2",
         "regexp-clone": "1.0.0",
-        "safe-buffer": "5.1.2",
+        "safe-buffer": "5.2.1",
         "sift": "7.0.1",
         "sliced": "1.0.1"
+      },
+      "dependencies": {
+        "safe-buffer": {
+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
+        }
       }
     },
     "mongoose-legacy-pluralize": {

package.json

@@ -48,7 +48,7 @@
     "method-override": "^3.0.0",
     "moment": "^2.27.0",
     "moment-recur": "^1.0.7",
-    "mongoose": "^5.9.21",
+    "mongoose": "^5.9.23",
     "morgan": "^1.10.0",
     "nconf": "^0.10.0",
     "node-gcm": "^1.0.3",