fix: package.json & package-lock.json to reduce vulnerabilities (#6864)

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-LODASH-590103

Co-authored-by: Diamond Lewis <findlewis@gmail.com>

package-lock.json

@@ -8529,9 +8529,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.19",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
-      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ=="
+      "version": "4.17.20",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz",
+      "integrity": "sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA=="
     },
     "lodash.assignin": {
       "version": "4.2.0",

package.json

@@ -42,7 +42,7 @@
     "jsonwebtoken": "8.5.1",
     "jwks-rsa": "1.8.1",
     "ldapjs": "2.0.0",
-    "lodash": "4.17.19",
+    "lodash": "4.17.20",
     "lru-cache": "5.1.1",
     "mime": "2.4.6",
     "mongodb": "3.5.9",