build: bump the core group with 2 updates (#4263)

* build: bump the core group with 2 updates

Bumps the core group with 2 updates: [matplotlib](https://github.com/matplotlib/matplotlib) and [ansys-sphinx-theme](https://github.com/ansys/ansys-sphinx-theme).


Updates `matplotlib` from 3.10.6 to 3.10.7
- [Release notes](https://github.com/matplotlib/matplotlib/releases)
- [Commits](matplotlib/matplotlib@v3.10.6...v3.10.7)

Updates `ansys-sphinx-theme` from 1.6.1 to 1.6.3
- [Release notes](https://github.com/ansys/ansys-sphinx-theme/releases)
- [Commits](ansys/ansys-sphinx-theme@v1.6.1...v1.6.3)

---
updated-dependencies:
- dependency-name: matplotlib
  dependency-version: 3.10.7
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: core
- dependency-name: ansys-sphinx-theme
  dependency-version: 1.6.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: core
...

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

* chore: adding changelog file 4263.dependencies.md [dependabot-skip]

---------

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

Author: 2 people

doc/changelog.d/4263.dependencies.md

@@ -0,0 +1 @@
+Bump the core group with 2 updates