Anxious parents flocked to Hong Kong’s top schools on the first day of applications for discretionary Primary One placement on Monday, with competition fiercer this year as more eligible children vie for the most desirable spots.Government figures show there are about 59,200 six-year-old pupils eligible to apply for primary school places in the 2021-22 academic year, about 3,500 more than in 2020-21.Applying in the discretionary stage, which began on Monday, allows parents to choose their…