Tweak comment

.devcontainer/Dockerfile

@@ -15,7 +15,7 @@ FROM mcr.microsoft.com/vscode/devcontainers/python:0-${VARIANT}
 # RUN pip3 --disable-pip-version-check --no-cache-dir install -r /tmp/pip-tmp/requirements.txt \
 #    && rm -rf /tmp/pip-tmp
 
-# [Optional] Create alternate global install location where the vscode user can write w/o sudo
+# [Optional] Allow the vscode user to pip install globally w/o sudo
 ENV PIP_TARGET=/usr/local/pip-global
 ENV PYTHONPATH=${PIP_TARGET}:${PYTHONPATH}
 ENV PATH=${PIP_TARGET}/bin:${PATH}