Fix incorrect label (#172)

Author: edwardhorsford

app/views/events/medical-information/symptoms/details.html

@@ -237,7 +237,7 @@ <h1 class="nhsuk-heading-l">
             html: input({
               name: "event[symptomTemp][nippleChangeDescription]",
               label: {
-                text: "Describe the specific area"
+                text: "Provide details"
               },
               value: event.symptomTemp.nippleChangeDescription,
               classes: "nhsuk-u-width-two-thirds"