patch 8.2.2074: Vim9: using :normal from Vim9 script can't handle range

Problem:    Vim9: using :normal from Vim9 script can't handle range.
Solution:   Execute a :normal command in legacy script context. (closes #7401)

src/structs.h

@@ -4155,6 +4155,7 @@ typedef struct {
     int		save_finish_op;
     int		save_opcount;
     int		save_reg_executing;
+    int		save_script_version;
     tasave_T	tabuf;
 } save_state_T;