Bump core-js from 3.7.0 to 3.8.0

Bumps [core-js](https://github.com/zloirock/core-js) from 3.7.0 to 3.8.0.
- [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/compare/v3.7.0...v3.8.0)

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

package.json

@@ -16,7 +16,7 @@
     "braces": "^3.0.2",
     "browser-sync": "^2.26.13",
     "child_process": "^1.0.2",
-    "core-js": "^3.7.0",
+    "core-js": "^3.8.0",
     "del": "^6.0.0",
     "fancy-log": "^1.3.3",
     "fstream": "^1.0.12",

yarn.lock

@@ -2046,10 +2046,10 @@ core-js-compat@^3.7.0:
     browserslist "^4.14.6"
     semver "7.0.0"
 
-core-js@^3.7.0:
-  version "3.7.0"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.7.0.tgz#b0a761a02488577afbf97179e4681bf49568520f"
-  integrity sha512-NwS7fI5M5B85EwpWuIwJN4i/fbisQUwLwiSNUWeXlkAZ0sbBjLEvLvFLf1uzAUV66PcEPt4xCGCmOZSxVf3xzA==
+core-js@^3.8.0:
+  version "3.8.0"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.8.0.tgz#0fc2d4941cadf80538b030648bb64d230b4da0ce"
+  integrity sha512-W2VYNB0nwQQE7tKS7HzXd7r2y/y2SVJl4ga6oH/dnaLFzM0o2lB2P3zCkWj5Wc/zyMYjtgd5Hmhk0ObkQFZOIA==
 
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"