Dockerfile.openpilot: don't set UV_PROJECT_ENVIRONMENT (#36246)

* Dockerfile.openpilot: don't uv sync with root

* Revert "Dockerfile.openpilot: don't uv sync with root"

This reverts commit 2c271d0b5b.

* don't set UV_PROJECT_ENVIRONMENT

Dockerfile.openpilot

@@ -11,4 +11,4 @@ COPY . ${OPENPILOT_PATH}/
 
 ENV UV_BIN="/home/batman/.local/bin/"
 ENV PATH="$UV_BIN:$PATH"
-RUN uv run scons --cache-readonly -j$(nproc)
+RUN UV_PROJECT_ENVIRONMENT=$VIRTUAL_ENV uv run scons --cache-readonly -j$(nproc)

Dockerfile.openpilot_base

@@ -71,8 +71,8 @@ USER $USER
 COPY --chown=$USER pyproject.toml uv.lock /home/$USER
 COPY --chown=$USER tools/install_python_dependencies.sh /home/$USER/tools/
 
-ENV UV_PROJECT_ENVIRONMENT=/home/$USER/.venv
-ENV PATH="$UV_PROJECT_ENVIRONMENT/bin:$PATH"
+ENV VIRTUAL_ENV=/home/$USER/.venv
+ENV PATH="$VIRTUAL_ENV/bin:$PATH"
 RUN cd /home/$USER && \
     tools/install_python_dependencies.sh && \
     rm -rf tools/ pyproject.toml uv.lock .cache