[ci] indicate support of Monterey (#4732)
[ci] indicate support of Monterey (#4732)

* indicate support of Monterey and drop Catalina

* Update test.sh

* restore Mojave
microsoft/LightGBM,henry0312/LightGBM,microsoft/LightGBM,microsoft/LightGBM,henry0312/LightGBM,microsoft/LightGBM,microsoft/LightGBM,henry0312/LightGBM,henry0312/LightGBM,henry0312/LightGBM