sel_season_area.py removal of months bugged #1

    if (12 in m) or (1 in m):
        #REMOVING THE FIRST MONTHS (for the first year) because there is no previuos december
        start=int(np.where(dates_season==datetime(dates_pdh.year[0], m[0], dates_pdh.day[0], dates_pdh.hour[0], dates_pdh.minute[0]))[0])
        #REMOVING THE LAST MONTHS (for the last year) because there is no following january
        end=int(np.where(dates_season==datetime(dates_pdh.year[-1], m[0], dates_pdh.day[0], dates_pdh.hour[0], dates_pdh.minute[0]))[0])
              
        var_season=var_season[start:end,:,:]
        dates_season=dates_season[start:end]