refactor: rename inContext param to inContextSidebar (#1022)

src/courseware/course/sidebar/sidebars/discussions/DiscussionsSidebar.jsx

@@ -29,7 +29,7 @@ function DiscussionsSidebar({ intl }) {
       showTitleBar={false}
     >
       <iframe
-        src={`${discussionsUrl}?inContext`}
+        src={`${discussionsUrl}?inContextSidebar`}
         className="d-flex w-100 h-100 border-0"
         title={intl.formatMessage(messages.discussionsTitle)}
       />

src/courseware/course/sidebar/sidebars/discussions/DiscussionsSidebar.test.jsx

@@ -59,7 +59,7 @@ describe('Discussions Trigger', () => {
     renderWithProvider();
     expect(screen.queryByTitle('Discussions')).toBeInTheDocument();
     expect(screen.queryByTitle('Discussions'))
-      .toHaveAttribute('src', `http://localhost:2002/${courseId}/category/${unitId}?inContext`);
+      .toHaveAttribute('src', `http://localhost:2002/${courseId}/category/${unitId}?inContextSidebar`);
   });
 
   it('should show nothing if unit has no discussions associated with it', async () => {