refactor: Use utils from toolkit

[pan-kot]

Description

Use more utilities from component-toolkit

How has this been tested?

Existing tests

Review checklist

The following items are to be evaluated by the author(s) and the reviewer(s).

Correctness

• Changes include appropriate documentation updates.
• Changes are backward-compatible if not indicated, see CONTRIBUTING.md.
• Changes do not include unsupported browser features, see CONTRIBUTING.md.
• Changes were manually tested for accessibility, see accessibility guidelines.

Security

• If the code handles URLs: all URLs are validated through the checkSafeUrl function.

Testing

• Changes are covered with new/existing unit tests?
• Changes are covered with new/existing integration tests?

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[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: -0.04% ⚠️

Comparison is base (9134265) 93.55% compared to head (2dc7f21) 93.52%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1406      +/-   ##
==========================================
- Coverage   93.55%   93.52%   -0.04%     
==========================================
  Files         630      626       -4     
  Lines       16875    16818      -57     
  Branches     5570     5562       -8     
==========================================
- Hits        15788    15729      -59     
- Misses       1014     1016       +2     
  Partials       73       73              

Files Changed	Coverage Δ
src/app-layout/utils/use-content-width.ts	92.85% <ø> (ø)
src/app-layout/utils/use-observed-element.ts	100.00% <ø> (ø)
src/internal/hooks/use-dynamic-overlap/index.ts	100.00% <ø> (ø)
src/internal/hooks/use-mouse-down-target.ts	100.00% <ø> (ø)
src/pie-chart/labels.tsx	97.77% <ø> (ø)
src/popover/container.tsx	46.66% <ø> (ø)
...ource-selector/s3-in-context/use-versions-fetch.ts	100.00% <ø> (ø)
src/split-panel/bottom.tsx	100.00% <ø> (ø)
src/table/use-sticky-header.ts	82.35% <ø> (ø)
src/app-layout/index.tsx	93.49% <100.00%> (ø)
... and 13 more

... and 1 file with indirect coverage changes

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