sonarqube cleanup.

Author: karlnicholas

src/main/java/org/hdf5javalib/examples/HDF5Examples/ArrayAttributeRead.java

@@ -4,8 +4,6 @@
 import org.hdf5javalib.hdfjava.HdfDataset;
 import org.hdf5javalib.hdfjava.HdfFileReader;
 
-import java.io.IOException;
-import java.lang.reflect.InvocationTargetException;
 import java.nio.channels.SeekableByteChannel;
 import java.nio.file.Files;
 import java.nio.file.Path;

src/main/java/org/hdf5javalib/examples/h5ex_tutr/att/h5ex_tutr_att_read.java

@@ -12,7 +12,7 @@
 import java.util.Objects;
 import java.util.stream.Stream;
 
-import static org.hdf5javalib.utils.HdfDisplayUtils.*;
+import static org.hdf5javalib.utils.HdfDisplayUtils.displayFileAttr;
 
 /**
  * Demonstrates reading and processing compound data from an HDF5 file.