Replace README.txt with README.md

Issue is still there in the patch.

git.drupalcode.org_project_system_status_-_merge_requests_1.diff.txt:78: trailing whitespace.
You are welcome to send an [e-mail](hello@lumturio.com) , we will do our best to
warning: 1 line adds whitespace errors.

Updated.

Please review it.

Hi Manoj Raj.R

I applied your updated MR !1 to my local with Drupal 9.5.9 and confirmed that the patch applies cleanly and README.txt has been replaced with README.md

Please look at the screenshot attached for your reference

Thank you.

Created and merged a new MR.

Updated the Readme.md file.