Bump core-js from 3.14.0 to 3.15.0

Bumps [core-js](https://github.com/zloirock/core-js/tree/HEAD/packages/core-js) from 3.14.0 to 3.15.0.
- [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/v3.15.0/packages/core-js)

---
updated-dependencies:
- dependency-name: core-js
  dependency-type: direct:development
  update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>

yarn.lock

@@ -2659,9 +2659,9 @@ core-js-pure@^3.0.0:
   integrity sha512-lacdXOimsiD0QyNf9BC/mxivNJ/ybBGJXQFKzRekp1WTHoVUWsUHEn+2T8GJAzzIhyOuXA+gOxCVN3l+5PLPUA==
 
 core-js@^3.0.0, core-js@^3.4.1:
-  version "3.14.0"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.14.0.tgz#62322b98c71cc2018b027971a69419e2425c2a6c"
-  integrity sha512-3s+ed8er9ahK+zJpp9ZtuVcDoFzHNiZsPbNAAE4KXgrRHbjSqqNN6xGSXq6bq7TZIbKj4NLrLb6bJ5i+vSVjHA==
+  version "3.15.0"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.15.0.tgz#db9554ebce0b6fd90dc9b1f2465c841d2d055044"
+  integrity sha512-GUbtPllXMYRzIgHNZ4dTYTcUemls2cni83Q4Q/TrFONHfhcg9oEGOtaGHfb0cpzec60P96UKPvMkjX1jET8rUw==
 
 core-util-is@~1.0.0:
   version "1.0.2"