Remove unused imports.

src/main/java/space/kklochko/jdbc_hospital_example/db/repositories/IndicatorRepository.java

@@ -1,6 +1,5 @@
 package space.kklochko.jdbc_hospital_example.db.repositories;
 
-import jdk.internal.foreign.ArenaAllocator;
 import space.kklochko.jdbc_hospital_example.db.factories.DataBaseConnection;
 import space.kklochko.jdbc_hospital_example.db.repositories.blocks.CreateTable;
 import space.kklochko.jdbc_hospital_example.db.repositories.blocks.TransactionalInsert;