Extending the timeout for BBSIM tests

Change-Id: I2c0fc587e89c13385bfa6c1c095549a958a7009d
diff --git a/jjb/pipeline/voltha-nightly-tests-bbsim.groovy b/jjb/pipeline/voltha-nightly-tests-bbsim.groovy
index 7a9b72a..ee337e8 100644
--- a/jjb/pipeline/voltha-nightly-tests-bbsim.groovy
+++ b/jjb/pipeline/voltha-nightly-tests-bbsim.groovy
@@ -23,7 +23,7 @@
     label "${params.buildNode}"
   }
   options {
-      timeout(time: 60, unit: 'MINUTES')
+      timeout(time: 90, unit: 'MINUTES')
   }
   environment {
     KUBECONFIG="$HOME/.kube/kind-config-voltha-minimal"