patch 8.2.1359: Vim9: cannot assign to / register in Vim9 script

Problem:    Vim9: cannot assign to / register in Vim9 script.
Solution:   Adjust check for assignment in Vim9 script. (closes #6567)
diff --git a/src/version.c b/src/version.c
index 4f1d8a1..c169daf 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1359,
+/**/
     1358,
 /**/
     1357,