chore(deps-dev): bump core-js from 3.15.1 to 3.15.2 (#2272)

Bumps [core-js](https://github.com/zloirock/core-js/tree/HEAD/packages/core-js) from 3.15.1 to 3.15.2.
- [Release notes](https://github.com/zloirock/core-js/releases)
- [Changelog](https://github.com/zloirock/core-js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/zloirock/core-js/commits/v3.15.2/packages/core-js)

---
updated-dependencies:
- dependency-name: core-js
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -199,7 +199,7 @@
     "babel-loader": "^8.2.2",
     "concurrently": "^6.2.0",
     "copy-webpack-plugin": "^6.0.2",
-    "core-js": "^3.15.1",
+    "core-js": "^3.15.2",
     "coveralls": "^3.1.0",
     "css-loader": "^2.1.1",
     "csv-parse": "^4.16.0",