dataengines/potd: Fix image URL parsing in NOAAProvider

NOAA now lists their pictures in a new URL. We need to visit the list
first and then match the latest link, and fetch the wallpaper from the
latest link.

BUG: 443424
FIXED-IN: 5.24
2 jobs for !110 with work/fusionfuture/BUG443424-fix-noaa-provider in 2 minutes and 14 seconds (queued for 4 seconds)
latest merge request