Bump lodash from 4.14.1 to 4.17.21

Bumps [lodash](https://github.com/lodash/lodash) from 4.14.1 to 4.17.21.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.14.1...4.17.21)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -17,7 +17,7 @@
   "dependencies": {
     "axios": "^0.15.3",
     "classnames": "^2.2.5",
-    "lodash": "4.14.1",
+    "lodash": "4.17.21",
     "react": "^15.3.0",
     "react-dom": "^15.3.0",
     "react-redux": "^5.0.2",
@@ -34,7 +34,7 @@
     "file-loader": "^0.10.0",
     "html-webpack-plugin": "^2.26.0",
     "http-server": "^0.9.0",
-    "lodash": "^4.14.1",
+    "lodash": "^4.17.21",
     "node-sass": "^4.5.0",
     "query-string": "^4.3.1",
     "react-modal": "^1.7.1",