[Issue-Id:RICAPP-168] Fixing the Docs issue for ric-app/ad repo.

Signed-off-by: deepanshuk <deepanshu.k@hcl.com>
Change-Id: Iae011c7cc65df750b4b553d876a5a856413b856d
diff --git a/tox.ini b/tox.ini
index 8df15db..60f05cb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -55,6 +55,7 @@
 whitelist_externals = echo
 skipsdist = true
 basepython = python3.7
+
 deps =
     sphinx
     sphinx-rtd-theme