disable test on Informix due to some timestamp precision problem

Author: gavinking

hibernate-core/src/test/java/org/hibernate/orm/test/mapping/generated/GeneratedByDbOnForcedIncrementTest.java

@@ -9,8 +9,10 @@
 import jakarta.persistence.Id;
 import jakarta.persistence.Version;
 import org.hibernate.annotations.UpdateTimestamp;
+import org.hibernate.community.dialect.InformixDialect;
 import org.hibernate.testing.orm.junit.EntityManagerFactoryScope;
 import org.hibernate.testing.orm.junit.Jpa;
+import org.hibernate.testing.orm.junit.SkipForDialect;
 import org.junit.jupiter.api.Test;
 
 import java.time.LocalDateTime;
@@ -20,6 +22,8 @@
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 @Jpa(annotatedClasses = GeneratedByDbOnForcedIncrementTest.WithUpdateTimestamp.class)
+@SkipForDialect(dialectClass = InformixDialect.class,
+		reason = "JDBC driver returns timestamp with seconds precision")
 class GeneratedByDbOnForcedIncrementTest {
 	@Test void test(EntityManagerFactoryScope scope) throws InterruptedException {
 		var persisted = scope.fromTransaction( em -> {