wallpapers/potd: Add UHD image support for bingprovider
When the primary screen's width > 1920 or height > 1080, download the UHD version of image.
Co-authored-by: Yunhe Guo i@guoyunhe.me @guoyunhe
FEATURE: 433238 CCMAIL: i@guoyunhe.me
When the primary screen's width > 1920 or height > 1080, download the UHD version of image.
Co-authored-by: Yunhe Guo i@guoyunhe.me @guoyunhe
FEATURE: 433238 CCMAIL: i@guoyunhe.me