Bump core-js from 3.20.1 to 3.20.3 in /docs (#1918)

Bumps [core-js](https://github.com/zloirock/core-js) from 3.20.1 to 3.20.3.
- [Release notes](https://github.com/zloirock/core-js/releases)
- [Changelog](https://github.com/zloirock/core-js/blob/master/CHANGELOG.md)
- [Commits](zloirock/core-js@v3.20.1...v3.20.3)

---
updated-dependencies:
- dependency-name: core-js
  dependency-type: direct:production
  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>
Co-authored-by: Jon Rohan <[email protected]>

Author: dependabot[bot]

docs/package.json

@@ -23,7 +23,7 @@
     "babel-preset-gatsby": "^2.4.0",
     "chroma-js": "^2.1.2",
     "clsx": "^1.1.1",
-    "core-js": "^3.20.1",
+    "core-js": "^3.20.3",
     "gatsby": "2.32.13",
     "gatsby-plugin-alias-imports": "^1.0.5",
     "gatsby-plugin-sass": "3.2.0",

docs/yarn.lock

@@ -6670,10 +6670,10 @@ core-js-pure@^3.8.1:
   resolved "https://registry.yarnpkg.com/core-js-pure/-/core-js-pure-3.19.2.tgz#26b5bfb503178cff6e3e115bc2ba6c6419383680"
   integrity sha512-5LkcgQEy8pFeVnd/zomkUBSwnmIxuF1C8E9KrMAbOc8f34IBT9RGvTYeNDdp1PnvMJrrVhvk1hg/yVV5h/znlg==
 
-core-js@^3.0.4, core-js@^3.14.0, core-js@^3.20.1, core-js@^3.6.5, core-js@^3.8.2:
-  version "3.20.1"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.20.1.tgz#eb1598047b7813572f1dc24b7c6a95528c99eef3"
-  integrity sha512-btdpStYFQScnNVQ5slVcr858KP0YWYjV16eGJQw8Gg7CWtu/2qNvIM3qVRIR3n1pK2R9NNOrTevbvAYxajwEjg==
+core-js@^3.0.4, core-js@^3.14.0, core-js@^3.20.3, core-js@^3.6.5, core-js@^3.8.2:
+  version "3.20.3"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.20.3.tgz#c710d0a676e684522f3db4ee84e5e18a9d11d69a"
+  integrity sha512-vVl8j8ph6tRS3B8qir40H7yw7voy17xL0piAjlbBUsH7WIfzoedL/ZOr1OV9FyZQLWXsayOJyV4tnRyXR85/ag==
 
 [email protected]:
   version "1.0.2"