External Libraries: Update two polyfill libraries to their latest versions.

This updates the following polyfill libraries bundled with WordPress to their latest versions:
- `formdata-polyfill` from `3.0.20` to `4.0.0`.
- `polyfill-library` from `3.104.0` to `3.105.0`.

Fixes #52854.

git-svn-id: https://develop.svn.wordpress.org/trunk@51017 602fd350-edb4-49c9-b593-d223f7449a82

package.json

@@ -133,7 +133,7 @@
 		"clipboard": "2.0.8",
 		"core-js-url-browser": "3.6.4",
 		"element-closest": "^2.0.2",
-		"formdata-polyfill": "3.0.20",
+		"formdata-polyfill": "4.0.0",
 		"hoverintent": "2.2.1",
 		"imagesloaded": "4.1.4",
 		"jquery": "3.6.0",
@@ -144,7 +144,7 @@
 		"masonry-layout": "4.2.2",
 		"moment": "2.29.1",
 		"objectFitPolyfill": "2.3.5",
-		"polyfill-library": "3.104.0",
+		"polyfill-library": "3.105.0",
 		"react": "16.13.1",
 		"react-dom": "16.13.1",
 		"twemoji": "13.0.2",