Update publish_executor_containers.yaml for Default Image Build

Update GHA to use the commands from indexify `0.2.40`. That is, the default image builder is hard-coded to build for python 3.10 and 3.11.

Once the python version flag is release this commit can be reverted.

.github/workflows/publish_executor_containers.yaml

@@ -28,14 +28,9 @@ jobs:
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       - run: |
           pip install indexify -U
-          indexify-cli build-default-image --python-version 3.10
+          indexify-cli build-default-image
           docker push tensorlake/indexify-executor-default:3.10
-          indexify-cli build-default-image --python-version 3.11
           docker push tensorlake/indexify-executor-default:3.11
-          indexify-cli build-default-image --python-version 3.12
-          docker push tensorlake/indexify-executor-default:3.12
-          indexify-cli build-default-image --python-version 3.13
-          docker push tensorlake/indexify-executor-default:3.13
 
           indexify-cli build-image examples/pdf_document_extraction/images.py
           indexify-cli build-image examples/pdf_structured_extraction/workflow.py