spmc: hypervisor calls moved to a separate module

Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Change-Id: I285ffc684aa780246468355add9d03c1b5b8fefb
diff --git a/spm/cactus/cactus_debug.c b/spm/cactus/cactus_debug.c
index 43093a6..30a2527 100644
--- a/spm/cactus/cactus_debug.c
+++ b/spm/cactus/cactus_debug.c
@@ -6,7 +6,7 @@
 
 #include <drivers/arm/pl011.h>
 #include <drivers/console.h>
-#include <sp_helpers.h>
+#include <spm_helpers.h>
 
 #include "cactus.h"