[patch] removing dup

Author: leo-miran

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

@@ -327,8 +327,6 @@ spec:
       value: "{{ cos_action }}"
     - name: cos_apikey
       value: "{{ cos_apikey }}"
-    - name: cos_instance_name
-      value: "{{ cos_instance_name }}"
     - name: cos_bucket_name
       value: "{{ cos_bucket_name }}"
     - name: cos_use_hmac