Update the book on beta to fix the print button

carols10cents · carols10cents · commit 9d8320b16e1f · 2017-10-26T14:56:26.000-04:00
Connects to #45552.
diff --git a/src/doc/book b/src/doc/book
@@ -1 +1 @@
-Subproject commit 08e79609ce88583fa7286157dfe497486a09fabe
+Subproject commit 7db393dae740d84775b73f403123c866e94e3a5b
