Update lib/msal-browser/FAQ.md
Update lib/msal-browser/FAQ.md

Co-authored-by: Thomas Norling <12fd9bf6641d8e91dec9695706a5273f1314a989@gmail.com>
AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js