Bump core-js from 3.13.1 to 3.14.0 (#3096)

Bumps [core-js](https://github.com/zloirock/core-js/tree/HEAD/packages/core-js) from 3.13.1 to 3.14.0.
- [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/v3.14.0/packages/core-js)

---
updated-dependencies:
- dependency-name: core-js
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Dmitry Yakhnov <dmitry@yakhnov.info>

package.json

@@ -21,7 +21,7 @@
     "bootstrap-3-typeahead": "^4.0.2",
     "clean-webpack-plugin": "^3.0.0",
     "clipboard": "^2.0.8",
-    "core-js": "^3.13.1",
+    "core-js": "^3.14.0",
     "css-loader": "^5.2.6",
     "expose-loader": "^1.0.3",
     "file-loader": "^6.2.0",