fix: ignore file

Author: yanglbme

.prettierignore

@@ -21,6 +21,7 @@ node_modules/
 /solution/1600-1699/1635.Hopper Company Queries I/Solution.sql
 /solution/1600-1699/1651.Hopper Company Queries III/Solution.sql
 /solution/1700-1799/1767.Find the Subtasks That Did Not Execute/Solution.sql
+/solution/1800-1899/1873.Calculate Special Bonus/Solution.sql
 /solution/2100-2199/2118.Build the Equation/Solution.sql
 /solution/2100-2199/2153.The Number of Passengers in Each Bus II/Solution.sql
 /solution/2200-2299/2205.The Number of Users That Are Eligible for Discount/Solution.sql