schedule: ll: make ll_sch_is_current() always available

Make ll_sch_is_current() available for builds with
CONFIG_COLD_STORE_EXECUTE_DEBUG unselected.

Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>

Author: lyakh

zephyr/include/sof/lib/memory.h

@@ -16,15 +16,15 @@
 #define __cold_rodata
 #endif
 
-#if CONFIG_COLD_STORE_EXECUTE_DEBUG
-#include <rtos/panic.h>
-
 #ifdef __ZEPHYR__
 bool ll_sch_is_current(void);
 #else
 #define ll_sch_is_current() false
 #endif
 
+#if CONFIG_COLD_STORE_EXECUTE_DEBUG
+#include <rtos/panic.h>
+
 void dbg_path_hot_start_watching(void);
 void dbg_path_hot_stop_watching(void);
 void dbg_path_hot_confirm(void);