patch 8.2.0703: Vim9: closure cannot store value in outer context

Problem:    Vim9: closure cannot store value in outer context.
Solution:   Make storing value in outer context work.  Make :disassemble
            accept a function reference.

src/version.c

@@ -746,6 +746,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    703,
 /**/
     702,
 /**/