[patch] add dro storage class to install pipeline

Author: terc1997

src/mas/devops/templates/pipelinerun-install.yml.j2

@@ -324,6 +324,8 @@ spec:
       value: "{{ dro_contact_firstname }}"
     - name: dro_contact_lastname
       value: "{{ dro_contact_lastname }}"
+    - name: dro_storage_class
+      value: "{{ dro_storage_class }}"
 {%- if dro_namespace is defined and dro_namespace != "" %}
     - name: dro_namespace
       value: "{{ dro_namespace }}"