SACRAMENTO, Calif. — As the calendar flips to February, California’s coronavirus numbers are still improving steadily from sharp peaks during the omicron surge, which took root in mid-December and continued to disrupt businesses, schools and government operations throughout much of January. The state’s COVID-19 infection rate, test positivity percentage and totals for COVID-positive patients in hospital beds and intensive care units are all on the decline, though the figures remain well above pre-omicron levels. The California Department of Public Health on Tuesday reported the state’s daily c…