Updating gitignore

Change-Id: I4e35d47098091fba3927cde9a6d50f2be1bc4ef9
diff --git a/.gitignore b/.gitignore
index ffa5566..54f698f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -76,4 +76,4 @@
 # gitbook artifacts
 docs/manuals/user/_book
 docs/manual/user/*.pdf
-docs/manual/user/node_modules
+docs/manuals/user/node_modules/