patch 8.2.2183: Vim9: value of 'edcompatible' and 'gdefault' are used

Problem:    Vim9: value of 'edcompatible' and 'gdefault' are used.
Solution:   Ignore these deprecated options in Vim9 script. (closes #7508)
diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index 01f14cd..a2b60c9 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -3778,6 +3778,15 @@
 	++cmd;
     else
     {
+#ifdef FEAT_EVAL
+	if (in_vim9script())
+	{
+	    // ignore 'gdefault' and 'edcompatible'
+	    subflags.do_all = FALSE;
+	    subflags.do_ask = FALSE;
+	}
+	else
+#endif
 	if (!p_ed)
 	{
 	    if (p_gd)		// default is global on