Add tooling page to integration project

The idea is to cover the folowing topics
- test frameworks
- CI/CD framework
- simulators

Issue-ID: INT-1736

Signed-off-by: mrichomme <morgan.richomme@orange.com>
Change-Id: Idbe5ac95abc620d4653b8806ea3f7fca177ba3ab
diff --git a/docs/integration-resources.rst b/docs/integration-resources.rst
index 403ea9d..a782fc9 100644
--- a/docs/integration-resources.rst
+++ b/docs/integration-resources.rst
@@ -48,7 +48,7 @@
 
 It is possible to get results according to several criteria (version, case name,
 lab, period, last, CI id,..)
-See the `OPNFV test API documentation <https://wiki.opnfv.org/pages/viewpage.action?pageId=2926452>`__.
+See the `OPNFV test API documentation <https://wiki.opnfv.org/pages/viewpage.action?pageId=2926452>`_.
 
 Any company running ONAP Integration tests can be referenced to push their results
 to this database.