Bump lodash from 4.17.11 to 4.17.21

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.11 to 4.17.21.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.17.11...4.17.21)

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

package.json

@@ -129,7 +129,7 @@
     "jsonwebtoken": "^5.7.0",
     "just-safe-get": "^1.3.0",
     "kue": "^0.11.6",
-    "lodash": "^4.17.11",
+    "lodash": "^4.17.21",
     "md5": "^2.2.1",
     "mock-require": "^3.0.3",
     "moment": "^2.24.0",