PPHA-677: Changing a couple of headers to H3 rather than H2

Author: jamiefalcus

lung_cancer_screening/questions/jinja2/accessibility_statement.jinja

@@ -91,21 +91,21 @@
     </section>
 
     <section>
-      <h2 class="nhsuk-heading-m">Error handling</h2>
+      <h3 class="nhsuk-heading-s">Error handling</h3>
       <ul>
         <li>There is no error summary at the top of the page if there are errors</li>
       </ul>
     </section>
 
     <section>
-      <h2 class="nhsuk-heading-m">Text and headings</h2>
+      <h3 class="nhsuk-heading-s">Text and headings</h3>
       <ul>
         <li>Questions on pages are not marked as ‘Heading level 2’</li>
       </ul>
     </section>
 
     <section>
-      <h2 class="nhsuk-heading-m">Text fields and labelling</h2>
+      <h3 class="nhsuk-heading-s">Text fields and labelling</h3>
       <ul>
         <li>Text entry fields are editable but not announced as editable for screenreader users</li>
       </ul>