Add `loading` prop for `Button` and `IconButton` #14136

	name: Size
	on: [pull_request]
	jobs:
	size:
	name: Size
	runs-on: ubuntu-latest
	env:
	CI_JOB_NUMBER: 1
	steps:
	- uses: actions/checkout@v4
	- uses: andresz1/size-limit-action@v1
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}

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