Fix makefile error in test directory.

git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@1669 fd59a12c-fef9-0310-b244-a6a79926bd2f

test/Makefile

@@ -32,7 +32,7 @@
 # Include configuration
 #
 srcdir ?= $(CURDIR)/../
-subdir ?= exec/
+subdir ?= test/
 
 include $(srcdir)Makefile.inc