Allow users to swap between multiple schedules

.github/workflows/merge_comment.yml

@@ -52,4 +52,4 @@ jobs:
             -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}" \
             -H "X-GitHub-Api-Version: 2022-11-28" \
             https://api.github.com/repos/${{ github.repository }}/issues/${{ github.event.pull_request.number }}/comments \
-            -d '{"body":"Test the core functionality of this PR by ensuring the user is able to:\n\n- [ ] Browse classes for all departments\n- [ ] View professor ratings on PlanetTerp from the course search\n- [ ] View class meeting locations on UMD Map from course search\n- [ ] Hover over classes on course search to see them on schedule\n- [ ] Add classes from any department to schedule\n- [ ] Remove courses from their schedule via course search\n- [ ] Remove courses from their schedule via schedule UI\n- [ ] Click on any course in schedule UI to view more information\n- [ ] View course on Testudo from course information panel\n- [ ] Remove course information panel from schedule UI\n- [ ] Toggle dark mode, and have dark mode preference save\n- [ ] Add several overlapping courses without any being hidden\n- [ ] Close the page and return to see the same courses saved"}'
+            -d '{"body":"Test the core functionality of this PR by ensuring the user is able to:\n\n- [ ] Browse classes for all departments\n- [ ] View professor ratings on PlanetTerp from the course search\n- [ ] View class meeting locations on UMD Map from course search\n- [ ] Hover over classes on course search to see them on schedule\n- [ ] Add classes from any department to schedule\n- [ ] Remove courses from their schedule via course search\n- [ ] Remove courses from their schedule via schedule UI\n- [ ] Click on any course in schedule UI to view more information\n- [ ] View course on Testudo from course information panel\n- [ ] Remove course information panel from schedule UI\n- [ ] Toggle dark mode, and have dark mode preference save\n- [ ] Add several overlapping courses without any being hidden\n- [ ] Close the page and return to see the same courses saved\n- [ ] Add and switch between multiple schedules\n- [ ] Leave the page and return with all their saved schedules still there"}'