build: bump ansys-sphinx-theme from 1.0.8 to 1.0.11 in the core group

Bumps the core group with 1 update: [ansys-sphinx-theme](https://github.com/ansys/ansys-sphinx-theme).


Updates `ansys-sphinx-theme` from 1.0.8 to 1.0.11
- [Release notes](https://github.com/ansys/ansys-sphinx-theme/releases)
- [Commits](ansys/ansys-sphinx-theme@v1.0.8...v1.0.11)

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

Signed-off-by: dependabot[bot] <support@github.com>

pyproject.toml

@@ -76,7 +76,7 @@ doc = [
     "ansys-dpf-core==0.10.1",
     "ansys-mapdl-reader==0.54.1",
     "ansys-tools-visualization-interface==0.4.4",
-    "ansys-sphinx-theme==1.0.8",
+    "ansys-sphinx-theme==1.0.11",
     "grpcio==1.66.1",
     "imageio-ffmpeg==0.5.1",
     "imageio==2.35.1",