Revert "[#294] Slider is broken when large images are used."

[richardgaunt]

This reverts commit 6518c1c.

Checklist before requesting a review

• I have formatted the subject to include the issue number
  as [#123] Verb in past tense with a period at the end.
• I have provided information in the Changed section about WHY something was
  done if this was a bespoke implementation.
• I have performed a self-review of my code.
• I have commented on my code, particularly in hard-to-understand areas.
• I have added tests that prove my fix is effective or that my feature works.
• I have run new and existing relevant tests locally with my changes,
  and they have passed.
• I have provided screenshots, where applicable.

Changed

1. Revert fix as causes other problems.

Screenshots

[github-actions]

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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 8 lines in your changes missing coverage. Please review.

Project coverage is 13.75%. Comparing base (6518c1c) to head (1f03c47).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
components/03-organisms/slider/slider.js	0.00%	8 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #430      +/-   ##
==========================================
- Coverage   13.77%   13.75%   -0.03%     
==========================================
  Files          27       27              
  Lines        1299     1301       +2     
  Branches      309      308       -1     
==========================================
  Hits          179      179              
- Misses        902      904       +2     
  Partials      218      218              

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