chore(tc): increase stack size with 0x100 bytes

CBOR encoding in the platform test requires
a slightly bigger stack, so increase it with 0x100 bytes.

Signed-off-by: Tamas Ban <tamas.ban@arm.com>
Change-Id: I1b151aa29b3ccfcefa733d189d7aab88653cef1f
diff --git a/plat/arm/board/tc/include/platform_def.h b/plat/arm/board/tc/include/platform_def.h
index 0652148..3316fb9 100644
--- a/plat/arm/board/tc/include/platform_def.h
+++ b/plat/arm/board/tc/include/platform_def.h
@@ -192,7 +192,7 @@
 # if SPM_MM
 #  define PLATFORM_STACK_SIZE		0x500
 # else
-#  define PLATFORM_STACK_SIZE		0xa00
+#  define PLATFORM_STACK_SIZE		0xb00
 # endif
 #elif defined(IMAGE_BL32)
 # define PLATFORM_STACK_SIZE		0x440