Updates to display of jobs

This commit:
- adds the template to the jobs page (and puts it at the top of the send SMS
  page) so that it consistently appears in the same place throughout the
  journey
- put the real data about a job on the jobs page and on the dashboard

tests/app/main/views/test_dashboard.py

@@ -7,7 +7,8 @@ def test_should_show_recent_jobs_on_dashboard(app_,
                                               mock_get_service_templates,
                                               mock_get_user,
                                               mock_get_user_by_email,
-                                              mock_login):
+                                              mock_login,
+                                              mock_get_jobs):
 
     with app_.test_request_context():
         with app_.test_client() as client:

tests/app/main/views/test_jobs.py

@@ -27,6 +27,7 @@ def test_should_show_page_for_one_job(app_,
                                       mock_login,
                                       mock_get_user,
                                       mock_get_user_by_email,
+                                      mock_get_service_template,
                                       job_data,
                                       mock_get_job):
     service_id = job_data['service']

tests/app/main/views/test_sign_out.py

@@ -18,7 +18,8 @@ def test_sign_out_user(app_,
                        mock_get_user,
                        mock_get_user_by_email,
                        mock_get_service_templates,
-                       mock_login):
+                       mock_login,
+                       mock_get_jobs):
     with app_.test_request_context():
         email = 'valid@example.gov.uk'
         password = 'val1dPassw0rd!'