* Adding documentation for Codespaces default env variables * Update content/codespaces/developing-in-codespaces/default-environment-variables.md * Update content/codespaces/developing-in-codespaces/default-environment-variables.md * Fixing linting errors * Update content/codespaces/developing-in-codespaces/default-environment-variables.md Co-authored-by: Mike McDonald <2575327+asciimike@users.noreply.github.com> * Update content/codespaces/developing-in-codespaces/default-environment-variables.md Co-authored-by: Mike McDonald <2575327+asciimike@users.noreply.github.com> * Update content/codespaces/developing-in-codespaces/default-environment-variables.md Co-authored-by: Mike McDonald <2575327+asciimike@users.noreply.github.com> * Update content/codespaces/developing-in-codespaces/default-environment-variables.md Co-authored-by: Mike McDonald <2575327+asciimike@users.noreply.github.com> * Update content/codespaces/developing-in-codespaces/default-environment-variables.md Co-authored-by: Mike McDonald <2575327+asciimike@users.noreply.github.com> * Change the title * Change file name and small editorial changes. Co-authored-by: Mike McDonald <2575327+asciimike@users.noreply.github.com> Co-authored-by: hubwriter <hubwriter@github.com>