gcc: Add `cholesky/cholesky.h' to the distribution.

gcc-plugin/examples/Makefile.am

@@ -30,6 +30,8 @@ AM_CPPFLAGS =						\
 
 AM_CFLAGS = -fplugin="$(builddir)/../src/.libs/starpu.so" -Wall
 
+noinst_HEADERS = cholesky/cholesky.h
+
 if !NO_BLAS_LIB
 cholesky_cholesky_SOURCES	=		\
 	cholesky/cholesky.c		\