Double check what extensions are in the README.md versus the environment.yml [45, 30, 30]

[Dcosthephalump]

Fixing discrepancies between README and .yml file

[namitasshah]

6/20:

• Added -latex, -sidecar, -code_formatter to the environment file.
• Spellchecker and -vim library are on our separate branches that we created when we did the tutorial exercise
• Included in envmt.yml file but not in README file is jupyterlab-unfold and jupyterlab-git