Bump lodash from 4.17.20 to 4.17.21

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.20 to 4.17.21.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.17.20...4.17.21)

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

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

Author: dependabot[bot]

package-lock.json

@@ -157,7 +157,7 @@
 		"jquery-form": "4.2.2",
 		"jquery-hoverintent": "1.10.1",
 		"json2php": "0.0.9",
-		"lodash": "4.17.20",
+		"lodash": "4.17.21",
 		"masonry-layout": "4.2.1",
 		"moment": "2.30.0",
 		"objectFitPolyfill": "2.3.4",