Bump lodash from 4.17.13 to 4.17.21

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.13 to 4.17.21.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.17.13...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

@@ -26,6 +26,6 @@
   "dependencies": {
     "chalk": "2.4.2",
     "js-yaml": "3.13.1",
-    "lodash": "4.17.13"
+    "lodash": "4.17.21"
   }
 }