configs: ouya: add missing SPL_HAVE_INIT_STACK option

Ouya was added and tested right before this config option was added. Add it
to restore proper booting.

Fixes: d6a53f52 ("spl: Add an SPL_HAVE_INIT_STACK option")
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
diff --git a/configs/ouya_defconfig b/configs/ouya_defconfig
index ccd6ae4..d4ae9db 100644
--- a/configs/ouya_defconfig
+++ b/configs/ouya_defconfig
@@ -26,6 +26,7 @@
 CONFIG_SPL_FOOTPRINT_LIMIT=y
 CONFIG_SPL_MAX_FOOTPRINT=0x8000
 # CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
+CONFIG_SPL_HAVE_INIT_STACK=y
 CONFIG_SPL_SYS_MALLOC=y
 CONFIG_SPL_HAS_CUSTOM_MALLOC_START=y
 CONFIG_SPL_CUSTOM_SYS_MALLOC_ADDR=0x80090000