* Update test for the loading spinner component
* Create a story for the loading spinner component
* Move role and use CSS for spacing instead
* Add a classname prop
* Reuse LoadingSpinner
* Use OLSpinner instead of Spinner
* Use data-testid since status role was moved
* Wait for journals to load
* Use `isLoading` prop instead and fix the button's height
* Use `isLoading` prop instead
* Use LoadingSpinner instead and remove spacing
* Update test for the loading spinner component
* Use `isLoading` prop instead
* Add aria-describedby to layout button for processing state
* Replace `spinner` to `ol-spinner`
* Scope status
* Remove redundant `div.loading`
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Co-authored-by: Antoine Clausse <antoine.clausse@overleaf.com>
GitOrigin-RevId: 8f43b991f8f458b2abd5a4661913ac9b972d892a
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