ext: qmsi: fix an incomplete type issue

Incomplete type is not acceptable to LLVM. Let's use
pointer instead.

Jira: ZEP-1179

Change-Id: Ie6324b2e5076ae2b378fa270d0d9fdcbf29bf8ce
Signed-off-by: Baohong Liu <[email protected]>

Author: bliu11-intel

ext/hal/qmsi/soc/quark_se/drivers/power_states.c

@@ -67,7 +67,7 @@ void power_soc_deep_sleep()
  * The variable __x86_restore_info is defined in the linker script as a new
  * and independent memory segment.
  */
-extern uint32_t __x86_restore_info[];
+extern uint32_t *__x86_restore_info;
 /*
  * The stack pointer is saved in the global variable sp_restore_storage
  * by qm_x86_save_context() before sleep and it is restored by