env: update devcontainer config files

Author: blooop

.devcontainer/Dockerfile

@@ -10,4 +10,4 @@ RUN curl -L -o /usr/local/bin/pixi -fsSL --compressed "https://github.com/prefix
 USER vscode
 WORKDIR /home/vscode
 
-RUN echo 'eval "$(pixi completion -s bash)"' >> /home/vscode/.bashrc
+RUN echo 'eval "$(pixi completion -s bash)"' >> /home/vscode/.bashrc

.devcontainer/devcontainer.json

@@ -23,4 +23,4 @@
     },
     "mounts": ["source=${localWorkspaceFolderBasename}-pixi,target=${containerWorkspaceFolder}/.pixi,type=volume"],
     "postCreateCommand": "sudo chown vscode .pixi && pixi install"
-}
+}