fix: assume that dates & outline legacy tabs don't exist

They've both been removed from the LMS now. It would be harmless
to keep support for them in place, but it's pointless because
any redirects to the LMS will just come right back to us.

AA-799

src/courseware/CoursewareContainer.test.jsx

@@ -465,7 +465,7 @@ describe('CoursewareContainer', () => {
       const { courseMetadata } = setUpWithDeniedStatus('enrollment_required');
       await loadContainer();
 
-      expect(global.location.href).toEqual(`http://localhost/redirect/course-home/${courseMetadata.id}`);
+      expect(global.location.href).toEqual(`http://localhost/course/${courseMetadata.id}/home`);
     });
 
     it('should go to course survey for a survey_required error code', async () => {
@@ -479,7 +479,7 @@ describe('CoursewareContainer', () => {
       const { courseMetadata } = setUpWithDeniedStatus('authentication_required');
       await loadContainer();
 
-      expect(global.location.href).toEqual(`http://localhost/redirect/course-home/${courseMetadata.id}`);
+      expect(global.location.href).toEqual(`http://localhost/course/${courseMetadata.id}/home`);
     });
 
     it('should go to dashboard for an unfulfilled_milestones error code', async () => {

src/courseware/CoursewareRedirectLandingPage.jsx

@@ -26,12 +26,6 @@ export default () => {
             global.location.assign(`${getConfig().LMS_BASE_URL}/courses/${match.params.courseId}/jump_to/${match.params.unitId}?experience=legacy`);
           }}
         />
-        <PageRoute
-          path={`${path}/course-home/:courseId`}
-          render={({ match }) => {
-            global.location.assign(`${getConfig().LMS_BASE_URL}/courses/${match.params.courseId}/course/`);
-          }}
-        />
         <PageRoute
           path={`${path}/survey/:courseId`}
           render={({ match }) => {