Remove question about which features people use

This is an optional question. We don’t really use the answer to it now
that we have some adoption of all these features.

app/templates/views/service-settings/submit-request-to-go-live.html

@@ -28,11 +28,6 @@
           {{ textbox(form.start_volume, width='1-1', hint='For example, ‘1,000 per month’.') }}
           {{ textbox(form.peak_volume, width='1-1', hint='For example, ‘Messages will increase to 20,000 per month in January’.') }}
         </div>
-        {{ checkbox_group('How are you going to send messages?', [
-          form.method_one_off,
-          form.method_upload,
-          form.method_api
-        ]) }}
         <p class="bottom-gutter">
           By requesting to go live you’re agreeing to our <a href="{{ url_for('.terms') }}">terms of use</a>.
         </p>