Increase timeout for rabbitmq upgrade job

Change-Id: Iba9d8cc17a03cf867f5f6bfc8de1c2926a7b6b59
diff --git a/tcp_tests/tests/system/test_mcp_update.py b/tcp_tests/tests/system/test_mcp_update.py
index 45e3cdd..69253c9 100644
--- a/tcp_tests/tests/system/test_mcp_update.py
+++ b/tcp_tests/tests/system/test_mcp_update.py
@@ -499,7 +499,7 @@
         job_result, job_description = dt.start_job_on_jenkins(
             job_name='deploy-upgrade-rabbitmq',
             job_parameters=job_parameters,
-            build_timeout=40 * 60
+            build_timeout=50 * 60
         )
         assert job_result == 'SUCCESS', job_description