chore: update @testing-library/react, @testing-library/user-event, and @types/node versions in client/package.json

Author: pushkarbw

.gitignore

@@ -8,4 +8,8 @@ build
 .vscode
 npm-debug.log
 yarn-error.log
-*.log
+*.log
+.env.browserstack.example
+.env.example
+browserstack.json
+browserstack.yml