refactor: deprecate course_id from ModuleSystem

This attribute is already deprecated for XBlocks in favour of directly
retrieving it like `block.scope_ids.usage_id.context_key`.

This commit also removes some redundant logging code which was omitted in the
Datadog removal in #19420.

cms/djangoapps/contentstore/views/preview.py

@@ -211,7 +211,6 @@ def _preview_module_system(request, descriptor, field_data):
         track_function=lambda event_type, event: None,
         get_module=partial(_load_preview_module, request),
         mixins=settings.XBLOCK_MIXINS,
-        course_id=course_id,
 
         # Set up functions to modify the fragment produced by student_view
         wrappers=wrappers,

cms/djangoapps/contentstore/views/tests/test_preview.py

@@ -296,7 +296,7 @@ class CmsModuleSystemShimTest(ModuleStoreTestCase):
     def test_replace_urls(self):
         html = '<a href="/static/id">'
         assert self.runtime.replace_urls(html) == \
-            static_replace.replace_static_urls(html, course_id=self.runtime.course_id)
+            static_replace.replace_static_urls(html, course_id=self.course.id)
 
     def test_anonymous_user_id_preview(self):
         assert self.runtime.anonymous_student_id == 'student'