Bump core-js from 3.12.1 to 3.13.0

Bumps [core-js](https://github.com/zloirock/core-js/tree/HEAD/packages/core-js) from 3.12.1 to 3.13.0.
- [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/v3.13.0/packages/core-js)

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

package.json

@@ -16,7 +16,7 @@
     "braces": "^3.0.2",
     "browser-sync": "^2.26.14",
     "child_process": "^1.0.2",
-    "core-js": "^3.12.1",
+    "core-js": "^3.13.0",
     "del": "^6.0.0",
     "fancy-log": "^1.3.3",
     "fstream": "^1.0.12",

yarn.lock

@@ -2160,10 +2160,10 @@ core-js-compat@^3.9.0, core-js-compat@^3.9.1:
     browserslist "^4.16.3"
     semver "7.0.0"
 
-core-js@^3.12.1:
-  version "3.12.1"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.12.1.tgz#6b5af4ff55616c08a44d386f1f510917ff204112"
-  integrity sha512-Ne9DKPHTObRuB09Dru5AjwKjY4cJHVGu+y5f7coGn1E9Grkc3p2iBwE9AI/nJzsE29mQF7oq+mhYYRqOMFN1Bw==
+core-js@^3.13.0:
+  version "3.13.0"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.13.0.tgz#58ca436bf01d6903aee3d364089868d0d89fe58d"
+  integrity sha512-iWDbiyha1M5vFwPFmQnvRv+tJzGbFAm6XimJUT0NgHYW3xZEs1SkCAcasWSVFxpI2Xb/V1DDJckq3v90+bQnog==
 
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"