Fix SCSS to allow hover and cursor

src/registrar/assets/src/sass/_theme/_admin.scss

@@ -512,6 +512,12 @@ input[type=submit].button--dja-toolbar:focus, input[type=submit].button--dja-too
     text-transform: uppercase;
     letter-spacing: 0.5px;
     border-radius: 15px;
+    cursor: pointer;
+    border: none;
+    line-height: 20px;
+    &:focus, &:hover{
+        background: var(--object-tools-hover-bg) !important;
+    }
 }
 
 .module--custom {

src/registrar/templates/admin/change_form_object_tools.html

@@ -22,10 +22,7 @@
                             {% csrf_token %}
                             <input type="hidden" name="cancel_invitation" value="true">
                             <button type="submit" class="usa-button--dja">
-                                <svg class="usa-icon">
-                                    <use xlink:href="{% static 'img/sprite.svg' %}#cancel"></use>
-                                </svg>
-                                <span>{% translate "Cancel invitation" %}</span>
+                                Cancel invitation
                             </button>
                         </form>
                     </li>
@@ -50,4 +47,4 @@
             {% endif %}
         </ul>
     {% endif %}
-{% endblock %}
+{% endblock %}

src/registrar/templates/django/admin/includes/email_clipboard_fieldset.html

@@ -10,4 +10,4 @@ This is using a custom implementation fieldset.html (see admin/fieldset.html)
     {% else %}
         {{ block.super }}
     {% endif %}
-{% endblock field_other %}
+{% endblock field_other %}

src/registrar/tests/test_admin_domain.py

@@ -496,7 +496,7 @@ class TestDomainInformationInline(MockEppLib):
         self.assertIn("poopy@gov.gov", domain_managers)
 
 
-class DomainInvitationAdminTest(TestCase):
+class TestDomainInvitationAdmin(TestCase):
 
     @classmethod
     def setUpClass(cls):