make the module name label visible

fixes LF-668
flag=none
qa risk: low

test plan:
-go to a modules page
-click the add module button
>confirm the name field has a visible label
>confirm there is no asterisk visible at the end
 of the label
-now edit a module
>confirm the name field on the edit modal also
 has a visible label
>again confirm there is no visible asterisk

Change-Id: I2b139d70ac9f12d5c81f0542bcec6cd75473f369
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/326667
Tested-by: Service Cloud Jenkins <svc.cloudjenkins@instructure.com>
Reviewed-by: Jackson Howe <jackson.howe@instructure.com>
QA-Review: Jackson Howe <jackson.howe@instructure.com>
Product-Review: Jake Oeding <jake.oeding@instructure.com>

app/views/context_modules/_add_context_module_form.html.erb

@@ -20,7 +20,7 @@
   <div class="form-dialog-content">
     <div class="ic-Form-control form-element">
       <div class="module_name form-element">
-        <label class="screenreader-only" for="context_module_name"><%= t('Module Name') %></label>
+        <label for="context_module_name"><%= t('Module Name') %></label>
         <%= f.text_field :name, :placeholder => t('Module Name'), :id => 'context_module_name', :class => 'ic-Input' %>
       </div>
 
@@ -32,10 +32,10 @@
           </label>
         </div>
         <div class="unlock_module_at_details form-element">
-        <label class='screenreader-only' id='unlock_at_date_label'>
-              <%= t("Unlock module on date") %>
-              <%= datepicker_screenreader_prompt %>
-            </label>
+          <label class='screenreader-only' id='unlock_at_date_label'>
+            <%= t("Unlock module on date") %>
+            <%= datepicker_screenreader_prompt %>
+          </label>
           <%= f.text_field :unlock_at,
                              class: "datetime_field",
                              'aria-labelledby' => 'unlock_at_date_label',

ui/shared/context-modules/jquery/index.jsx

@@ -467,6 +467,7 @@ window.modules = (function () {
       $module.fadeIn('fast', () => {})
       $module.addClass('dont_remove')
       $form.find('.module_name').toggleClass('lonely_entry', isNew)
+      $form.find('.module_name label span').hide() // hide the asterisk in the form label
       const $toFocus = $('.ig-header-admin .al-trigger', $module)
       const fullSizeModal = window.matchMedia('(min-width: 600px)').matches
       const responsiveWidth = fullSizeModal ? 600 : 320