Bump pyscf from 2.5.0 to 2.6.0 (#2396)

Bumps [pyscf](https://github.com/pyscf/pyscf) from 2.5.0 to 2.6.0.
- [Release notes](https://github.com/pyscf/pyscf/releases)
- [Changelog](https://github.com/pyscf/pyscf/blob/master/CHANGELOG)
- [Commits](pyscf/pyscf@v2.5.0...v2.6.0)

---
updated-dependencies:
- dependency-name: pyscf
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

requirements/requirements-dev.txt

@@ -19,7 +19,7 @@ sphinx-gallery==0.15.0
 nbsphinx==0.9.3
 matplotlib==3.8.1
 pandas==2.1.3
-pyscf==2.5.0; sys_platform != 'win32'
+pyscf==2.6.0; sys_platform != 'win32'
 openfermion==1.6.1; sys_platform != 'win32'
 openfermionpyscf==0.5; sys_platform != 'win32'
 bqskit==1.1.1