Remove unused import

Author: oschwald

src/test/java/com/maxmind/db/DecoderTest.java

@@ -3,7 +3,6 @@
 import java.io.File;
 import java.io.IOException;
 import java.io.RandomAccessFile;
-import java.lang.reflect.Array;
 import java.math.BigInteger;
 import java.nio.ByteBuffer;
 import java.nio.MappedByteBuffer;