patch 8.2.0641: Vim9:  not expanded in :hardcopy and syn-include

Problem:    Vim9:  not expanded in :hardcopy and "syntax include".
Solution:   Add the EX_EXPAND flag.  Expend "syntax include".
diff --git a/src/version.c b/src/version.c
index 233106b..3829af5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    641,
+/**/
     640,
 /**/
     639,