Add context mstr1-wrkr5-cmp3-gtw0

Related-Prod: PRODX-2926
Change-Id: I95639b7e85a4304c26f76c9aad61571a93692507
diff --git a/de/heat-templates/env/mstr1-wrkr5-cmp2-gtw0.yaml b/de/heat-templates/env/mstr1-wrkr5-cmp2-gtw0.yaml
index 50ceae3..71b6309 100644
--- a/de/heat-templates/env/mstr1-wrkr5-cmp2-gtw0.yaml
+++ b/de/heat-templates/env/mstr1-wrkr5-cmp2-gtw0.yaml
@@ -10,7 +10,7 @@
   image: bionic-server-cloudimg-amd64-20190612
   public_net_id: public
   masters_size: 0
-  worker_size: 3
+  worker_size: 5
   cmp_size: 2
   gtw_size: 0
   lma_size: 0