tools/testing/selftests/Makefile: rearrange targets

Do it one-per-line to reduce patch conflict pain.

Cc: Dave Young <dyoung@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile
index dee19dd..3cc0ad7 100644
--- a/tools/testing/selftests/Makefile
+++ b/tools/testing/selftests/Makefile
@@ -1,4 +1,10 @@
-TARGETS = breakpoints kcmp mqueue vm cpu-hotplug memory-hotplug efivarfs
+TARGETS = breakpoints
+TARGETS += kcmp
+TARGETS += mqueue
+TARGETS += vm
+TARGETS += cpu-hotplug
+TARGETS += memory-hotplug
+TARGETS += efivarfs
 
 all:
 	for TARGET in $(TARGETS); do \