MAINT: Bump the actions group in /requirements with 4 updates

Bumps the actions group in /requirements with 4 updates: [ansys-mechanical-core](https://github.com/ansys/pymechanical), [panel](https://github.com/holoviz/panel), [pyvista](https://github.com/pyvista/pyvista) and [sphinx-gallery](https://github.com/sphinx-gallery/sphinx-gallery).


Updates `ansys-mechanical-core` from 0.10.9 to 0.10.10
- [Release notes](https://github.com/ansys/pymechanical/releases)
- [Changelog](https://github.com/ansys/pymechanical/blob/main/CHANGELOG.md)
- [Commits](ansys/pymechanical@v0.10.9...v0.10.10)

Updates `panel` from 1.4.1 to 1.4.2
- [Release notes](https://github.com/holoviz/panel/releases)
- [Changelog](https://github.com/holoviz/panel/blob/main/CHANGELOG.md)
- [Commits](holoviz/panel@v1.4.1...v1.4.2)

Updates `pyvista` from 0.43.5 to 0.43.6
- [Release notes](https://github.com/pyvista/pyvista/releases)
- [Commits](pyvista/pyvista@v0.43.5...v0.43.6)

Updates `sphinx-gallery` from 0.15.0 to 0.16.0
- [Release notes](https://github.com/sphinx-gallery/sphinx-gallery/releases)
- [Changelog](https://github.com/sphinx-gallery/sphinx-gallery/blob/master/.github_changelog_generator)
- [Commits](sphinx-gallery/sphinx-gallery@v0.15.0...v0.16.0)

---
updated-dependencies:
- dependency-name: ansys-mechanical-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
- dependency-name: panel
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
- dependency-name: pyvista
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
- dependency-name: sphinx-gallery
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements/requirements_doc.txt

@@ -1,5 +1,5 @@
 #PyMechanical
-ansys-mechanical-core==0.10.9
+ansys-mechanical-core==0.10.10
 
 # Documentation dependencies
 ansys-sphinx-theme==0.15.2
@@ -8,14 +8,14 @@ jupyterlab>=3.2.8
 numpy==1.26.4
 numpydoc==1.7.0
 pandas==2.2.2
-panel==1.4.1
+panel==1.4.2
 plotly==5.21.0
 pypandoc==1.13
 pythreejs==2.4.2
-pyvista==0.43.5
+pyvista==0.43.6
 Sphinx==7.3.7
 sphinx-copybutton==0.5.2
-sphinx-gallery==0.15.0
+sphinx-gallery==0.16.0
 sphinx-autobuild==2024.4.16
 sphinx-autodoc-typehints==2.1.0
 sphinx-notfound-page==1.0.0