[DO NOT MERGE - WAITING ON TESTING] Remove legacy reporting dates JS

[johnnyporkchops]

Summary (required)

• Resolves Tech-debt: Remove reporting-dates-tables.js by converting legacy tables to use new template and JS #6491

• Remove the legacy eporting-dates-tables.js

• Rename the new election-reporting-dates-tables.js to reporting-dates-tables.js so template and JS files have the same name for clarity

• Remove references to JS in full_width_page.html

Required reviewers

one frontend and optionally one content (@djgarr)

Impacted areas of the application

Reporting dates tables from 2020 to present

deleted: fec/static/js/pages/election-reporting-dates-tables.js
modified: fec/static/js/pages/reporting-dates-tables.js
modified: home/templates/home/full_width_page.html
modified: home/templates/home/reporting_dates_table.html

Related issues/PRs

Issues:
#5153

PRs:
New:
#5786
#5798
Legacy:
#3227

How to test

• Restore your local db to the latest cms db dump
• checkout and run npm run build-js
• Test pages using reporting_dates_table.html for JS functionality (footnotes, state dropdown, header notes)
• In wagtail admin:
  • Dates: 2020 reporting dates and deadlines
  • Dates 2024 reporting dates and deadlines
• Example page:
  • http://127.0.0.1:8000/help-candidates-and-committees/dates-and-deadlines/2020-reporting-dates/congressional-pre-election-reporting-dates-2020/
  • http://127.0.0.1:8000/help-candidates-and-committees/dates-and-deadlines/dates-2024-reporting-dates-and-deadlines/congressional-pre-election-reporting-dates-2024/