add a conditional around symlinking shared home

roles/product_install/defaults/main.yml

@@ -41,3 +41,4 @@ atl_source_obr_from_marketplace: true
 atl_servicedesk_download_file: "{{ atl_installer_temp }}/jira-servicedesk.{{ atl_product_version }}.obr"
 
 force_version_update: false
+skip_shared_home_symlink: false

roles/product_install/tasks/no_op.yml

@@ -12,4 +12,5 @@
     src: "{{ atl_shared_mountpoint }}/{{ atl_product_edition }}/shared"
     dest: "{{ atl_product_home }}/shared"
     state: link
-    force: true
+    force: true
+  when: not skip_shared_home_symlink | bool