fix: update static file path in tests (#28872)

fix similar test in openedx

lms/djangoapps/courseware/tests/test_module_render.py

@@ -1589,7 +1589,6 @@ class TestHtmlModifiers(ModuleStoreTestCase):
         self.course.static_asset_path = ""
 
     @override_settings(DEFAULT_COURSE_ABOUT_IMAGE_URL='test.png')
-    @override_settings(STATIC_URL='static/')
     @ddt.data(ModuleStoreEnum.Type.mongo, ModuleStoreEnum.Type.split)
     def test_course_image_for_split_course(self, store):
         """
@@ -1600,7 +1599,7 @@ class TestHtmlModifiers(ModuleStoreTestCase):
         self.course.course_image = ''
 
         url = course_image_url(self.course)
-        assert 'static/test.png' == url
+        assert '/static/test.png' == url
 
     def test_get_course_info_section(self):
         self.course.static_asset_path = "toy_course_dir"