Rollback accidental workflow change and remove unused imports.

Author: lriggs

gandiva/src/test/java/org/apache/arrow/gandiva/evaluator/FilterTest.java

@@ -34,7 +34,6 @@
 import org.apache.arrow.vector.types.pojo.ArrowType;
 import org.apache.arrow.vector.types.pojo.Field;
 import org.apache.arrow.vector.types.pojo.Schema;
-import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 
 public class FilterTest extends BaseEvaluatorTest {

gandiva/src/test/java/org/apache/arrow/gandiva/evaluator/ProjectorDecimalTest.java

@@ -42,7 +42,6 @@
 import org.apache.arrow.vector.types.pojo.ArrowType.Decimal;
 import org.apache.arrow.vector.types.pojo.Field;
 import org.apache.arrow.vector.types.pojo.Schema;
-import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 
 public class ProjectorDecimalTest extends org.apache.arrow.gandiva.evaluator.BaseEvaluatorTest {