Update covid-19 interval warning.html (#167)

Changed question to 'Are you sure you want to continue' and added a para
break before the link.

Author: Anna-Sutton

app/views/vaccinate/warning.html

@@ -14,17 +14,19 @@
   <div class="nhsuk-grid-row">
     <div class="nhsuk-grid-column-two-thirds">
 
-      <h1 class="nhsuk-heading-l">Are you sure you want to give the vaccine?</h1>
+      <h1 class="nhsuk-heading-l">Are you sure you want to continue?</h1>
 
       <p>
         {{ data.patientName }} had a COVID-19 vaccine less than 3 months ago, on 1&nbsp;December 2024.
       </p>
 
       <p>
-        For most people, the minimum recommended gap between COVID-19 vaccine doses is 3 months. See the section ‘Doses and schedules’ in the <a href="https://www.gov.uk/government/publications/covid-19-vaccination-programme-guidance[…]-vaccination-programme-information-for-healthcare-practitioners" target="_blank">
+        For most people, the minimum recommended gap between COVID-19 vaccine doses is 3 months.
+      </p>
+      <p>
+        See ‘Doses and schedules’ in the <a href="https://www.gov.uk/government/publications/covid-19-vaccination-programme-guidance-for-healthcare-practitioners/covid-19-vaccination-programme-information-for-healthcare-practitioners" target="_blank">
 UKHSA guidance on COVID-19 vaccination (opens in new tab)</a>.
       </p>
-
     </div>
   </div>