fix(ci): remove unsupported devcontainer cache export

Agent-Logs-Url: https://github.com/coder3101/protols/sessions/ef3cae0b-8bd1-4ab8-ab35-b4e440cae7c3

Co-authored-by: coder3101 <22212259+coder3101@users.noreply.github.com>

Author: Copilot

.github/workflows/prebuild_devcontainer.yml

@@ -25,7 +25,6 @@ jobs:
         with:
           imageName: ghcr.io/${{ github.repository }}/devcontainer
           cacheFrom: ghcr.io/${{ github.repository }}/devcontainer
-          cacheTo: ghcr.io/${{ github.repository }}/devcontainer
           push: filter
           refFilterForPush: refs/heads/main
           eventFilterForPush: push, workflow_dispatch