ci: remove unused information and inputs

Author: cpcloud

.github/workflows/docs-build.yaml

@@ -30,7 +30,7 @@ jobs:
         with:
           environments: docs
       - name: Docs build
-        run: ./ci/build_docs.sh
+        run: pixi run -e docs build-docs
         env:
           GH_TOKEN: ${{ github.token }}
       - name: Upload docs