chore: bump hexo-fs from 3.1.0 to 4.0.0 (#408)

Bumps [hexo-fs](https://github.com/hexojs/hexo-fs) from 3.1.0 to 4.0.0.
- [Release notes](https://github.com/hexojs/hexo-fs/releases)
- [Commits](hexojs/hexo-fs@3.1.0...4.0.0)

---
updated-dependencies:
- dependency-name: hexo-fs
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -41,7 +41,7 @@
     "abbrev": "^1.1.1",
     "bluebird": "^3.7.2",
     "command-exists": "^1.2.9",
-    "hexo-fs": "^3.1.0",
+    "hexo-fs": "^4.0.0",
     "hexo-log": "^3.0.0",
     "hexo-util": "^2.5.0",
     "minimist": "^1.2.5",