Regenerate liquibase table-setup to match ID gen

• regenerate the db file to match the new strategy for generation (IDENTITY)
• change application.yaml for DevLabracoreApplication to validate liquibase and catch such errors in the future

src/main/java/nl/tudelft/labracore/dto/create/GradeImportDTO.java

@@ -21,10 +21,7 @@ import java.time.LocalDateTime;
 
 import javax.validation.constraints.NotNull;
 
-import lombok.AllArgsConstructor;
-import lombok.Builder;
-import lombok.Data;
-import lombok.NoArgsConstructor;
+import lombok.*;
 import nl.tudelft.labracore.model.Grade;
 import nl.tudelft.labracore.model.enums.GradeScheme;
 import nl.tudelft.librador.dto.create.Create;
@@ -35,6 +32,7 @@ import org.modelmapper.ModelMapper;
 @Builder
 @NoArgsConstructor
 @AllArgsConstructor
+@EqualsAndHashCode(callSuper = false)
 public class GradeImportDTO extends Create<Grade> {
 
 	@NotNull