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](https://github.com/lodash/lodash/compare/4.17.20...4.17.21)

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

package.json

@@ -37,7 +37,7 @@
     "zone.js": "~0.8.26"
   },
   "devDependencies": {
-    "@angular-devkit/build-angular": "^15.0.0",
+    "@angular-devkit/build-angular": "^0.13.10",
     "@angular/cli": "~6.2.5",
     "@angular/compiler-cli": "^6.1.0",
     "@angular/language-service": "^6.1.0",