Remove prompt from dashboard

It’s no longer true to say that you need a template to create an alert.
The grey button should be the primary call to action on this page
instead.

app/templates/views/broadcast/dashboard.html

@@ -9,14 +9,6 @@
 
 {% block maincolumn_content %}
 
-  {% if current_user.has_permissions('manage_templates') and not current_service.all_templates %}
-    <nav class="govuk-!-margin-top-2 govuk-!-margin-bottom-6">
-      <a class="govuk-link govuk-link--no-visited-state pill-separate-item govuk-!-padding-top-4 govuk-!-padding-bottom-4 govuk-!-font-weight-bold" href="{{ url_for('.choose_template', service_id=current_service.id) }}">
-        Start by creating a template
-      </a>
-    </nav>
-  {% endif %}
-
   <h1 class="heading-medium">Current alerts</h1>
 
   {{ ajax_block(

app/templates/views/templates/choose.html

@@ -20,16 +20,16 @@
      {{ page_header(page_title, size='medium') }}
 
      <p class="govuk-body">
-       {% if current_user.has_permissions('manage_templates') %}
-         You need a template before you can
-       {% else %}
-         You need to ask your service manager to add templates before you can
-       {% endif %}
        {% if current_service.has_permission('broadcast') %}
-          prepare a broadcast
-       {%- else %}
-          send emails, text messages or letters
-       {%- endif %}.
+          You haven’t added any templates yet.
+       {% else %}
+         {% if current_user.has_permissions('manage_templates') %}
+           You need a template before you can
+         {% else %}
+           You need to ask your service manager to add templates before you can
+         {% endif %}
+         send emails, text messages or letters.
+       {% endif %}
      </p>
 
   {% else %}

tests/app/main/views/test_templates.py

@@ -43,7 +43,7 @@ from tests.conftest import (
         'You need a template before you can send emails, text messages or letters.'
     )),
     (['broadcast'], (
-        'You need a template before you can prepare a broadcast.'
+        'You haven’t added any templates yet.'
     )),
 ))
 def test_should_show_empty_page_when_no_templates(