Remove duplicate environment selector dropdown

app/views/ci/variables/_variable_row.html.haml

@@ -49,8 +49,6 @@
           %span.toggle-icon
             = sprite_icon('status_success_borderless', size: 16, css_class: 'toggle-icon-svg toggle-status-checked')
             = sprite_icon('status_failed_borderless', size: 16, css_class: 'toggle-icon-svg toggle-status-unchecked')
-      = render_if_exists 'ci/variables/environment_scope', form_field: form_field, variable: variable
-    - unless only_key_value
       .ci-variable-body-item.ci-variable-masked-item
         .append-right-default
           = s_("CiVariable|Masked")