Bump github codespaces pixi version

Author: VeckoTheGecko

.devcontainer/Dockerfile

@@ -1,6 +1,6 @@
 FROM mcr.microsoft.com/devcontainers/base:jammy
 
-ARG PIXI_VERSION=v0.59.0
+ARG PIXI_VERSION=v0.63.2
 
 RUN curl -L -o /usr/local/bin/pixi -fsSL --compressed "https://github.com/prefix-dev/pixi/releases/download/${PIXI_VERSION}/pixi-$(uname -m)-unknown-linux-musl" \
     && chmod +x /usr/local/bin/pixi \