[cron] Update git submodules

Travis CI · behnam · commit c1e2a56af172 · 2018-01-22T01:32:43.000-08:00
diff --git a/wiki b/wiki
@@ -1 +1 @@
-Subproject commit de6142beba9fba401d79f45da7c458b769a45a0c
+Subproject commit ae6614a2a5b824dcc988e00bb8a05adf72ffc1e9
