Added APPS in Developing ONAP page

Change-Id: I4afe7e3030bbf7755b9087cab10e20645fa8745a
Issue-ID: CCSDK-904
Signed-off-by: ezhil <ezhrajam@in.ibm.com>
diff --git a/docs/guides/onap-developer/developing/index.rst b/docs/guides/onap-developer/developing/index.rst
index 1e04d18..ad7f732 100644
--- a/docs/guides/onap-developer/developing/index.rst
+++ b/docs/guides/onap-developer/developing/index.rst
@@ -74,6 +74,7 @@
    ../../../submodules/ccsdk/distribution.git/docs/index
    ../../../submodules/ccsdk/dashboard.git/docs/index
    ../../../submodules/ccsdk/platform/plugins.git/docs/index
+   ../../../submodules/ccsdk/apps.git/docs/index
 
 .. Being consolidated in ccsdk distribution
    ../../../submodules/ccsdk/platform/blueprints.git/docs/index