Weather icons according to met.no

Changes to align the icons more to the style and message of https://api.met.no/weatherapi/weathericon/2.0/documentation

The changes are summarized in https://invent.kde.org/loisspitz/breeze-icons/-/raw/6844edb660efa05629d49f3a531743b2bfa114d5/ComparisonWeatherIcons.pdf

Here is the overview:

Icon name new	Icon new
weather-freezing-rain-day
weather-freezing-rain-night
weather-freezing-scattered-rain
weather-freezing-scattered-rain-day
weather-freezing-scattered-rain-night
weather-freezing-scattered-rain-storm
weather-freezing-scattered-rain-storm-day
weather-freezing-scattered-rain-storm-night
weather-freezing-storm
weather-freezing-storm-day
weather-freezing-storm-night
weather-showers-scattered-storm-day
weather-showers-scattered-storm-night
weather-snow-day
weather-snow-night
weather-snow-scattered-storm
weather-snow-scattered-storm-day
weather-snow-scattered-storm-night
weather-snow-storm
weather-snow-storm-day
weather-snow-storm-night