MAINT: bump ansys-sphinx-theme from 0.12.2 to 0.12.5 (#76)

Bumps [ansys-sphinx-theme](https://github.com/ansys/ansys-sphinx-theme) from 0.12.2 to 0.12.5.
- [Release notes](https://github.com/ansys/ansys-sphinx-theme/releases)
- [Commits](ansys/ansys-sphinx-theme@v0.12.2...v0.12.5)

---
updated-dependencies:
- dependency-name: ansys-sphinx-theme
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pyproject.toml

@@ -62,7 +62,7 @@ tests = [
     "utm",
 ]
 doc = [
-    "ansys-sphinx-theme==0.12.2",
+    "ansys-sphinx-theme==0.12.5",
     "imageio==2.31.5",
     "imageio-ffmpeg==0.4.9",
     "ipython==8.13.0; python_version < '3.9'",