update content (#2898)

Author: staxbot

src/config.books.json

@@ -116,7 +116,7 @@
     "defaultVersion": "a6dd6c5"
   },
   "c3acb2ab-7d5c-45ad-b3cd-e59673fedd4e": {
-    "defaultVersion": "a995241"
+    "defaultVersion": "a5fd845"
   },
   "5c09762c-b540-47d3-9541-dda1f44f16e5": {
     "defaultVersion": "a6dd6c5"