update content (#2897)

Author: staxbot

src/config.books.json

@@ -54,7 +54,7 @@
     "defaultVersion": "2f4a072"
   },
   "b3c1e1d2-839c-42b0-a314-e119a8aafbdd": {
-    "defaultVersion": "d2779c2"
+    "defaultVersion": "963ac0e"
   },
   "55931856-c627-418b-a56f-1dd0007683a8": {
     "defaultVersion": "1e238e4"