Expose c_tag and s_tag configs in bbsim helm chart

Change-Id: I05913558ce92d5b697301408219a9bbd5165b312
diff --git a/bbsim/templates/deployment.yaml b/bbsim/templates/deployment.yaml
index 729e50c..8c6898d 100644
--- a/bbsim/templates/deployment.yaml
+++ b/bbsim/templates/deployment.yaml
@@ -55,6 +55,8 @@
             {{ if .Values.dhcp -}}
             "-dhcp",
             {{ end -}}
+            "-c_tag", "{{ .Values.c_tag }}",
+            "-s_tag", "{{ .Values.s_tag }}",
             "-delay", "{{ .Values.delay }}"
           ]
           ports: