Build(deps): Bump ansys-sphinx-theme from 1.1.3 to 1.1.6 (#369)

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

Author: dependabot[bot]

pyproject.toml

@@ -48,7 +48,7 @@ tests = [
 ]
 doc = [
     "Sphinx==8.1.3",
-    "ansys-sphinx-theme==1.1.3",
+    "ansys-sphinx-theme==1.1.6",
     "sphinx-copybutton==0.5.2",
     "sphinx_design==0.6.1",
     "sphinx_toolbox==3.8.1",