include stdint.h for int32_t/uint32_t

Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
Reviewed-by: Yong Bakos <ybakos@humanoriented.com>
diff --git a/ivi-shell/ivi-layout-transition.c b/ivi-shell/ivi-layout-transition.c
index 4913db4..bf0640e 100644
--- a/ivi-shell/ivi-layout-transition.c
+++ b/ivi-shell/ivi-layout-transition.c
@@ -28,6 +28,7 @@
 #include <time.h>
 #include <assert.h>
 #include <stdlib.h>
+#include <stdint.h>
 #include <stdio.h>
 #include <stdbool.h>