refactor: updated README file to reflect template changes

[Mashal-m]

Description

The README of the MFEs needs to be updated because the frontend app template has been updated.

Issue related: openedx/wg-frontend#169

How Has This Been Tested?

Please describe in detail how you tested your changes.

Screenshots/sandbox (optional):

Include a link to the sandbox for design changes or screenshot for before and after. Remove this section if it's not applicable.

Before	After

Merge Checklist

• If your update includes visual changes, have they been reviewed by a designer? Send them a link to the Sandbox, if applicable.
• Is there adequate test coverage for your changes?

Post-merge Checklist

• Deploy the changes to prod after verifying on stage or ask @openedx/edx-infinity to do it.
• 🎉 🙌 Celebrate! Thanks for your contribution.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (1cb8ad3) 92.32% compared to head (95d5cf0) 92.32%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #592   +/-   ##
=======================================
  Coverage   92.32%   92.32%           
=======================================
  Files         169      169           
  Lines        3451     3451           
  Branches      899      899           
=======================================
  Hits         3186     3186           
  Misses        244      244           
  Partials       21       21           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[sundasnoreen12]

@Mashal-m Please resolve the conflict in the README.rst file. Once this is done, I will perform a final review.

[Mashal-m]

@Mashal-m Please resolve the conflict in the README.rst file. Once this is done, I will perform a final review.

conflicts resolved!