Render html from JSON questions (#33)

* Render html from questions with example

* Render html for all question types

app/views/form/_checkbox_question.html.erb

@@ -1,5 +1,5 @@
 <%= f.govuk_check_boxes_fieldset question_key,
-    legend: { text: question["header"], size: "l" },
+    legend: { text: question["header"].html_safe, size: "l" },
     hint: { text: question["hint_text"] } do %>
 
     <% question["answer_options"].map do |key, val| %>

app/views/form/_date_question.html.erb

@@ -1,5 +1,5 @@
 <%= f.govuk_date_field question_key,
     hint: { text: question["hint_text"] },
-    legend: { text: question["header"], size: "l"},
+    legend: { text: question["header"].html_safe, size: "l"},
     width: 20
 %>

app/views/form/_numeric_question.html.erb

@@ -1,5 +1,5 @@
 <%= f.govuk_number_field question_key,
     hint: { text: question["hint_text"] },
-    label: { text: question["header"], size: "l"},
+    label: { text: question["header"].html_safe, size: "l"},
     min: question["min"], max: question["max"], step: question["step"], width: 20
 %>

app/views/form/_radio_question.html.erb

@@ -1,5 +1,5 @@
 <%= f.govuk_radio_buttons_fieldset question_key,
-    legend: { text: question["header"], size: "l" },
+    legend: { text: question["header"].html_safe, size: "l" },
     hint: { text: question["hint_text"] },
     small: (question["answer_options"].size > 5) do %>
 

app/views/form/_text_question.html.erb

@@ -1,5 +1,5 @@
 <%= f.govuk_text_field question_key,
     hint: { text: question["hint_text"] },
-    label: { text: question["header"], size: "l"},
+    label: { text: question["header"].html_safe, size: "l"},
     width: 20
 %>

config/forms/2021_2022.json

@@ -337,7 +337,7 @@
               "description": "",
               "questions":{
                 "medical_conditions": {
-                  "header": "Does anyone in the household have a physical condition, mental health condition, or other illness that they expect to last for 12 months or more?",
+                  "header": "Does anyone in the household have any of the following that they expect to last for 12 months or more:<ul><li>Physical Condition</li><li>Mental Health Condition</li><li>Other Illness</li></ul>",
                   "hint_text": "",
                   "type": "radio",
                   "answer_options": {