update submodule pointer

diff --git a/src/categories b/src/categories
index 107e8eb..ff268c0 160000 (submodule)
--- a/src/categories
+++ b/src/categories
@@ -1 +1 @@
-Subproject commit 107e8eb4dc6e893c3dd93535c5343eba204659a8
+Subproject commit ff268c0e8d10a75c5f82b0ae69feda0ec36faa4b