patch 8.2.3639: line commented out accidentally

Problem:    Line commented out accidentally.
Solution:   Uncomment. (Volodymyr Kot, closes #9172)
diff --git a/src/version.c b/src/version.c
index 76cc5a4..6162d87 100644
--- a/src/version.c
+++ b/src/version.c
@@ -758,6 +758,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3639,
+/**/
     3638,
 /**/
     3637,