patch 8.2.4705: jump list marker disappears

Problem:    Jump list marker disappears.
Solution:   Reset reg_executing later. (closes #10111, closes #10100)
diff --git a/src/structs.h b/src/structs.h
index a1dbfbe..b8648a5 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -4302,6 +4302,7 @@
     int		save_finish_op;
     int		save_opcount;
     int		save_reg_executing;
+    int		save_pending_end_reg_executing;
     int		save_script_version;
     tasave_T	tabuf;
 } save_state_T;