<section id="responsibilities" class="govuk-!-padding-bottom-9">
  <%= render "govuk_publishing_components/components/heading", {
    text: t("roles.headings.responsibilities"),
    margin_bottom: 2,
  } %>

  <%= render "govuk_publishing_components/components/govspeak", {
  } do %>
    <%= role.responsibilities.html_safe %>
  <% end %>
</section>

<section id="responsibilities" class="govuk-!-padding-bottom-9">
  <%= render "govuk_publishing_components/components/heading", {
    text: t("roles.headings.responsibilities"),
    lang: t_fallback("roles.headings.responsibilities"),
    margin_bottom: 2,
  } %>

  <%= render "govuk_publishing_components/components/govspeak", {
  } do %>
    <%= role.responsibilities.html_safe %>
  <% end %>
</section>

Add lang attribute to responsibilities
Add lang attribute to responsibilities
