Fix checkstyle

Author: voonhous

hudi-hadoop-common/src/test/java/org/apache/hudi/common/util/TestParquetUtils.java

@@ -37,7 +37,6 @@
 import org.apache.hudi.stats.HoodieColumnRangeMetadata;
 import org.apache.hudi.storage.StoragePath;
 
-import org.apache.avro.JsonProperties;
 import org.apache.avro.generic.GenericData;
 import org.apache.avro.generic.GenericRecord;
 import org.apache.hadoop.fs.Path;

hudi-hadoop-common/src/test/java/org/apache/parquet/avro/TestAvroSchemaConverter.java

@@ -39,8 +39,6 @@
 import java.util.Collections;
 import java.util.List;
 
-import static org.apache.avro.SchemaCompatibility.SchemaCompatibilityType.COMPATIBLE;
-import static org.apache.avro.SchemaCompatibility.checkReaderWriterCompatibility;
 import static org.apache.hudi.common.testutils.SchemaTestUtil.getSchemaFromResource;
 import static org.apache.parquet.avro.HoodieAvroParquetSchemaConverter.getAvroSchemaConverter;
 import static org.apache.parquet.schema.OriginalType.DATE;