[patch] remove upgrade var

Author: Harsh Tamakuwala

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

@@ -237,10 +237,6 @@ spec:
     - name: mas_app_settings_default_jms
       value: "{{ mas_app_settings_default_jms }}"
   {%- endif %}
-  {%- if mas_appws_upgrade_type is defined and mas_appws_upgrade_type != "" %}
-    - name: mas_appws_upgrade_type
-      value: "{{ mas_appws_upgrade_type }}"
-  {%- endif %}
 {%- endif %}