Move some jenkins vars to default

Bug-related: PROD-27309 (PROD:27309)

Change-Id: Id295144d8b66725920b1871eb54d956db07c632e
diff --git a/defaults/jenkins.yml b/defaults/jenkins.yml
new file mode 100644
index 0000000..36bcbfb
--- /dev/null
+++ b/defaults/jenkins.yml
@@ -0,0 +1,5 @@
+parameters:
+  _param:
+    jenkins_master_port: 8081
+    jenkins_master_protocol: http
+    jenkins_pipelines_branch: "master"