Bump pyright from 1.1.390 to 1.1.391 (#2465)

Bumps [pyright](https://github.com/RobertCraigie/pyright-python) from 1.1.390 to 1.1.391.
- [Release notes](https://github.com/RobertCraigie/pyright-python/releases)
- [Commits](RobertCraigie/pyright-python@v1.1.390...v1.1.391)

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

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

Author: dependabot[bot]

requirements.txt

@@ -13,4 +13,4 @@ Django==5.1.4; python_version >= '3.10'
 
 # Overrides:
 mypy==1.13.0
-pyright==1.1.390
+pyright==1.1.391