Bump mkdirp from 1.0.3 to 1.0.4 (#13463)

Bumps [mkdirp](https://github.com/isaacs/node-mkdirp) from 1.0.3 to 1.0.4.
- [Release notes](https://github.com/isaacs/node-mkdirp/releases)
- [Changelog](https://github.com/isaacs/node-mkdirp/blob/master/CHANGELOG.md)
- [Commits](https://github.com/isaacs/node-mkdirp/compare/v1.0.3...v1.0.4)

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Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

package.json

@@ -111,7 +111,7 @@
     "mark-loader": "^0.1.6",
     "marky": "^1.2.1",
     "mini-css-extract-plugin": "^0.9.0",
-    "mkdirp": "^1.0.3",
+    "mkdirp": "^1.0.4",
     "npmlog": "^4.1.2",
     "object-assign": "^4.1.1",
     "object-fit-images": "^3.2.3",