fix(devcontainer): uv sync fail

The `gmpy2` sync failed due to missing required libraries: libgmp-dev, libmpfr-dev, and libmpc-dev.

.devcontainer/Dockerfile

@@ -1,5 +1,4 @@
 FROM mcr.microsoft.com/devcontainers/python:3.12
 
-# [Optional] Uncomment this section to install additional OS packages.
+RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
-# RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+     && apt-get -y install libgmp-dev libmpfr-dev libmpc-dev
-#     && apt-get -y install --no-install-recommends <your-package-list-here>