examples/Makefile.am: add missing line for new example

examples/Makefile.am

@@ -1,7 +1,7 @@
 # StarPU --- Runtime system for heterogeneous multicore architectures.
 #
 # Copyright (C) 2009-2015  Université de Bordeaux
-# Copyright (C) 2010, 2011, 2012, 2013, 2014  CNRS
+# Copyright (C) 2010, 2011, 2012, 2013, 2014, 2015  CNRS
 # Copyright (C) 2011  Télécom-SudParis
 # Copyright (C) 2011-2012  INRIA
 #
@@ -180,6 +180,7 @@ STARPU_EXAMPLES =				\
 	filters/fvector				\
 	filters/fblock				\
 	filters/fmatrix				\
+	filters/subdata				\
 	tag_example/tag_example			\
 	tag_example/tag_example2		\
 	tag_example/tag_example3		\