Update README.md-Grammar error fixed

Added table of content to READMEmd

Added toast test details to testingmd

FIxed FAQ contact us redirect link button

Added the user story test to TESTINGmd

Added lighthouse test result to TESTINGmd

Added the JS validator results to Testingmd

Testingmd - Added product,profile and home code test

updated testingmd - contact/checkout python validator

Added blog python validator details in TESTINGmd

fixed product and profile validator errors

fixed contacts, checkout validator errors

Fixed pep8 validation error in blog, cart folders

fixed bug in confirmation messate text

Updated Readme and fixed Non logged in checkout bug