in lib/filters/introduced_in.rb [40:51]
def generate(content)
@incremental_id += 1
<<~HTML
<div class="introduced-in gl-mb-5"><strong class="history-label">History</strong>
<button class="text-expander" type="button" data-bs-toggle="collapse" data-bs-target="
<div class="introduced-in-content collapse" id="release_version_notes_#{@incremental_id}">
</div>
</div>
HTML
end