trival (#2582)

### What problem does this PR solve?



### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

Dockerfile.scratch

@@ -41,7 +41,6 @@ RUN cd web && npm i --force && npm run build
 
 # install dependencies from poetry.lock file
 COPY pyproject.toml poetry.toml poetry.lock ./
-RUN --mount=type=cache,target=/root/.cache/pypoetry,sharing=locked
 
 RUN --mount=type=cache,target=/root/.cache/pypoetry,sharing=locked \
     /root/.local/bin/poetry install --sync --no-cache --no-root