feature/deseng674: Implemented authoring tab to admin engagement view

[jareth-whitney]

…. Fixed a couple of issues with Footer and Admin SideNav as well.

Issue #: https://citz-gdx.atlassian.net/browse/DESENG-674

Description of changes:

• Implemented authoring tab in admin engagement view
• Co-ordinated with Nat to build admin view index.tsx
  • Used original data fetch config since I don't have Nat's loader
  • Modified tab values to match hi-fi prototype
• Fixed an invalid prop in the footer
• Fixed a React key error in admin side nav

User Guide update ticket (if applicable): N/A

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 76.04%. Comparing base (76fbfd4) to head (b9b2baa).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #2576 +/- ## ======================================= Coverage 76.04% 76.04% ======================================= Files 609 609 Lines 22080 22080 Branches 1785 1785 ======================================= Hits 16790 16790 Misses 5026 5026 Partials 264 264 ``` | [Flag](https://app.codecov.io/gh/bcgov/met-public/pull/2576/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=bcgov) | Coverage Δ | | |---|---|---| | [metweb](https://app.codecov.io/gh/bcgov/met-public/pull/2576/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=bcgov) | `65.02% <100.00%> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=bcgov#carryforward-flags-in-the-pull-request-comment) to find out more. | [Files](https://app.codecov.io/gh/bcgov/met-public/pull/2576?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=bcgov) | Coverage Δ | | |---|---|---| | [met-web/src/components/layout/SideNav/SideNav.tsx](https://app.codecov.io/gh/bcgov/met-public/pull/2576?src=pr&el=tree&filepath=met-web%2Fsrc%2Fcomponents%2Flayout%2FSideNav%2FSideNav.tsx&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=bcgov#diff-bWV0LXdlYi9zcmMvY29tcG9uZW50cy9sYXlvdXQvU2lkZU5hdi9TaWRlTmF2LnRzeA==) | `94.33% <100.00%> (ø)` | |

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud