Support multiple dividers per answer option set

app/views/form/_checkbox_question.html.erb

@@ -3,7 +3,7 @@
     hint: { text: question["hint_text"] } do %>
 
     <% question["answer_options"].map do |key, val| %>
-      <% if key == "divider" %>
+      <% if key.starts_with?("divider") %>
         <%= f.govuk_check_box_divider %>
       <% else %>
         <%= f.govuk_check_box question_key, key, label: { text: val } %>

app/views/form/_radio_question.html.erb

@@ -3,7 +3,7 @@
     hint: { text: question["hint_text"] } do %>
 
     <% question["answer_options"].map do |key, val| %>
-      <% if key == "divider" %>
+      <% if key.starts_with?("divider") %>
         <%= f.govuk_radio_divider %>
       <% else %>
         <%= f.govuk_radio_button question_key, key, label: { text: val } %>

config/forms/2021_2022.json

@@ -368,9 +368,9 @@
                     "2": "Level access housing",
                     "3": "Other disability requirements",
                     "4": "No disability requirements",
-                    "divider": true,
+                    "divider_a": true,
                     "5": "Do not know",
-                    "divider": true,
+                    "divider_b": true,
                     "6": "Prefer not to say"
                   }
                 }