update device model library to support iphone 12 models (#1480)
update device model library to support iphone 12 models (#1480)


edx/edx-app-ios,edx/edx-app-ios,edx/edx-app-ios,edx/edx-app-ios,edx/edx-app-ios,edx/edx-app-ios,edx/edx-app-ios