Changed coverage reg expression placeholder text to be more like a placeholder

app/views/projects/pipelines_settings/_show.html.haml

@@ -60,7 +60,7 @@
           = f.label :build_coverage_regex, "Test coverage parsing", class: 'label-light'
           .input-group
             %span.input-group-addon /
-            = f.text_field :build_coverage_regex, class: 'form-control', placeholder: '\(\d+.\d+\%\) covered'
+            = f.text_field :build_coverage_regex, class: 'form-control', placeholder: 'REGULAR_EXPRESSION'
             %span.input-group-addon /
           %p.help-block
             A regular expression that will be used to find the test coverage

changelogs/unreleased/28389-ux-problem-with-pipeline-coverage-placeholder.yml

+---
+title: Changed coverage reg expression placeholder text to be more like a placeholder
+merge_request:
+author: