patch 8.2.1706: Vim9: crash after running into the "Multiple closures" error

Problem:    Vim9: crash after running into the "Multiple closures" error.
Solution:   When a function fails still update any closures. (closes #6973)
diff --git a/src/version.c b/src/version.c
index e47f0d1..93f7701 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1706,
+/**/
     1705,
 /**/
     1704,