android: Drop unused import

Change-Id: Idd578c2f1a984f1ecb9618ddfa8563cc467a6af2
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/170767
Reviewed-by: Michael Weghorn <m.weghorn@posteo.de>
Tested-by: Jenkins

android/Bootstrap/src/org/libreoffice/kit/LibreOfficeKit.java

@@ -14,7 +14,6 @@ import android.content.pm.ApplicationInfo;
 import android.content.res.AssetManager;
 import android.util.Log;
 
-import java.io.InputStream;
 import java.nio.ByteBuffer;
 
 // Native methods in this class are all implemented in