Update build_documentation.yml (bitsandbytes-foundation#999)

Author: younesbelkada

.github/workflows/build_documentation.yml

@@ -15,4 +15,4 @@ jobs:
       package: bitsandbytes
       repo_owner: TimDettmers
     secrets:
-      token: ${{ secrets.HUGGINGFACE_PUSH }}
+      hf_token: ${{ secrets.HUGGINGFACE_PUSH }}