hardfault_log:Fix hard fault - while hard fault logging

src/systemcmds/hardfault_log/hardfault_log.c

@@ -257,7 +257,7 @@ static int write_stack_detail(bool inValid, _stack_s *si, char *sp_name,
 
 #ifdef CONFIG_STACK_COLORATION
 	FAR struct tcb_s tcb;
-	tcb.stack_alloc_ptr = (void *) sbot;
+	tcb.adj_stack_ptr = (void *) sbot;
 	tcb.adj_stack_size = si->size;
 	n = snprintf(buffer, max,         "  used:   %08x\n", up_check_tcbstack(&tcb));