MG-209 - Remove area linechart

[ianmuchyri]

What type of PR is this?

• [x] Refactor
• [ ] Feature
• [ ] Bug Fix
• [ ] Optimization
• [ ] Documentation Update
• [ ] Dependency Update

What does this do?

Remove's area line chart widget since we currently have no need for this widget in our system

Which issue(s) does this PR fix/relate to?

• Related Issue #209
• Resolves #

Have you included tests for your changes?

• [ ] Yes
• [x] No, and this is why:

Did you document any new/modified functionality?

• [ ] Yes
• [x] No, and this is why:

Notes

[codecov-commenter]

Codecov Report

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

:exclamation: No coverage uploaded for pull request base (main@fbf688f). Click here to learn what that means.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #252 +/- ## ======================================= Coverage ? 81.00% ======================================= Files ? 3 Lines ? 179 Branches ? 0 ======================================= Hits ? 145 Misses ? 18 Partials ? 16 ```

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