Partition: Increase stack size of idle Partition

This patch increases the stack size for GCC compiler.

Change-Id: I53d31a41f12bc4d35d04cc43cbc576363a4ffef1
Signed-off-by: Kevin Peng <kevin.peng@arm.com>
diff --git a/secure_fw/partitions/idle_partition/load_info_idle_sp.c b/secure_fw/partitions/idle_partition/load_info_idle_sp.c
index b59bb7e..0f9dd6f 100644
--- a/secure_fw/partitions/idle_partition/load_info_idle_sp.c
+++ b/secure_fw/partitions/idle_partition/load_info_idle_sp.c
@@ -13,7 +13,7 @@
 #include "load/service_defs.h"
 #include "load/asset_defs.h"
 
-#define IDLE_SP_STACK_SIZE      (0x50)
+#define IDLE_SP_STACK_SIZE      (0x60)
 
 struct partition_tfm_sp_idle_load_info_t {
     /* common length load data */