Bump lodash from 4.17.19 to 4.17.21

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.19 to 4.17.21.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](https://github.com/lodash/lodash/compare/4.17.19...4.17.21)

---
updated-dependencies:
- dependency-name: lodash
  dependency-type: direct:development
...

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

package-lock.json

@@ -5372,9 +5372,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.19",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
-      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
     "lodash._baseassign": {

package.json

@@ -17,7 +17,7 @@
         "empty-module": "0.0.2",
         "jquery": "^3.2",
         "laravel-mix": "^5.0.1",
-        "lodash": "^4.17.13",
+        "lodash": "^4.17.21",
         "popper.js": "^1.12",
         "resolve-url-loader": "^2.3.1",
         "sass": "^1.15.2",