patch 9.0.0629: get an error for using const only when executing

Problem:    Get an error for using const only when executing.
Solution:   Check for const at compile time for filter(), map(), remove(),
            reverse(), sort() and uniq().
diff --git a/src/version.c b/src/version.c
index 73093f4..8475d7e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -700,6 +700,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    629,
+/**/
     628,
 /**/
     627,