Bump lodash from 4.17.20 to 4.17.21 (#658)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -40,7 +40,7 @@
     "chai": "^4.2.0",
     "eslint": "^6.8.0",
     "fork-ts-checker-webpack-plugin": "^4.1.4",
-    "lodash": "^4.17.20",
+    "lodash": "^4.17.21",
     "mocha": "^8.2.1",
     "npm-license-generator": "^1.1.0",
     "nyc": "^15.1.0",