Bump emmet-core from 0.84.2rc7 to 0.84.4

Bumps [emmet-core](https://github.com/materialsproject/emmet) from 0.84.2rc7 to 0.84.4.
- [Release notes](https://github.com/materialsproject/emmet/releases)
- [Changelog](https://github.com/materialsproject/emmet/blob/main/docs/CHANGELOG.md)
- [Commits](materialsproject/emmet@v0.84.2rc7...v0.84.4)

---
updated-dependencies:
- dependency-name: emmet-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements/requirements.txt

@@ -1,5 +1,5 @@
 pymatgen==2024.9.10
 custodian==2024.6.24
 jobflow==0.1.18
-emmet-core==0.84.2rc7
+emmet-core==0.84.4
 turbomoleio==1.6.0