Bump graceful-fs from 4.2.6 to 4.2.8

Bumps [graceful-fs](https://github.com/isaacs/node-graceful-fs) from 4.2.6 to 4.2.8.
- [Release notes](https://github.com/isaacs/node-graceful-fs/releases)
- [Commits](https://github.com/isaacs/node-graceful-fs/compare/v4.2.6...v4.2.8)

---
updated-dependencies:
- dependency-name: graceful-fs
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -37,7 +37,7 @@
     "eslint": "^7.32.0",
     "eslint-plugin-import": "^2.23.4",
     "file-loader": "^6.2.0",
-    "graceful-fs": "^4.2.6",
+    "graceful-fs": "^4.2.8",
     "html-loader": "2.1.2",
     "json-loader": "0.5.7",
     "lru-cache": "^6.0.0",