Add missing backslash

tests/Makefile.am

@@ -39,7 +39,7 @@ EXTRA_DIST =					\
 	datawizard/scal.h			\
 	datawizard/mpi_like.h			\
 	regression/profiles.in			\
-	regression/regression.sh.in			
+	regression/regression.sh.in		\
 	regression/profiles.build.only.in	\
 	microbenchs/tasks_size_overhead.sh	\
 	microbenchs/tasks_size_overhead_sched.sh	\