[Accordion] In Safari, multiple Accordion Item elements can be visibly focused, and buggy animation

[macandcheese]

Check existing issues

• [X] I have checked for existing issues to avoid duplicates

Actual Behavior

In Safari, multiple Accordion Item components can remain visibly focused:

Additionally, there is a "size wiggle" and slow animation in Safari. We should just remove any focus transition here to match other components:

https://github.com/Esri/calcite-design-system/assets/4733155/cca87549-33ce-41c8-b0b5-f3ad78da8e25

Expected Behavior

I'd expect only one to be visible focused at once.

Reproduction Sample

https://developers.arcgis.com/calcite-design-system/components/accordion/

Reproduction Steps

1. Open the component documentation page in Safari
2. Interact with the sample and see the above behavior

Reproduction Version

2.5.1

Relevant Info

No response

Regression?

No response

Priority impact

p4 - not time sensitive

Impact

No response

Calcite package

• [X] @esri/calcite-components
• [ ] @esri/calcite-components-angular
• [ ] @esri/calcite-components-react
• [ ] @esri/calcite-design-tokens
• [ ] @esri/eslint-plugin-calcite-components

Esri team

Calcite (design)

[macandcheese]

Seems similar to #8617