Add required indicator to actions fields (#2559)

Author: markzegarelli

src/_includes/components/actions-fields.html

@@ -96,7 +96,7 @@
   <tbody>
 {% for field in action.fields %}
 <tr>
-<td>{{field.label}}</td>
+<td>{{field.label}}{% if field.required %}<span class="required" title="This field is required">*</span>{% endif %}</td>
 <td>{% if field.type %}Type: <code>{{field.type}}</code><br />{%endif%}{{field.description | markdownify}}</td>
 </tr>
 {%endfor%}

src/_sass/components/_markdown.scss

@@ -430,3 +430,9 @@ div.highlighter-rouge {
 .table-code-snippet {
   max-width: 450px;
 }
+
+.required {
+  color: black;
+  font-weight: bold;
+  margin-left: 3px
+}