1010245- Update the README.md files in the respective repo#8

Ranjani4311 wants to merge 2 commits intomasterSyncfusionExamples/ej2-react-grid-samples:masterfrom

Ej2-EditReadmeFilesSyncfusionExamples/ej2-react-grid-samples:Ej2-EditReadmeFilesCopy head branch name to clipboard