IQSS#8117 use OdumInstitute's fork instead

Author: don.sizemore

.github/workflows/guides_build_sphinx.yml

@@ -9,7 +9,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    - uses: ammaraskar/sphinx-action@master
+    - uses: OdumInstitute/sphinx-action@master
       with:
         docs-folder: "doc/sphinx-guides/"
-        build-command: "sphinx-build -W -b html -d build/doctrees source build/html"