feat(components/layout): add inline help support for box

[johnhwhite]

AB#2276323

[nx-cloud]

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✅ Successfully ran 16 targets

• nx affected --target=build --parallel --maxParallel=5
• nx affected --target=posttest --parallel --maxParallel=5 --browsers=ChromeHeadless
• nx affected --target=test --parallel --maxParallel=5 --browsers=ChromeHeadless
• nx affected:lint --quiet --silent --parallel --maxParallel=5
• nx build code-examples --baseHref=https://blackbaud.github.io/skyux-pr-preview/504/code-examples/
• nx build i18n
• nx build integration --baseHref=https://blackbaud.github.io/skyux-pr-preview/504/integration/
• nx build playground --baseHref=https://blackbaud.github.io/skyux-pr-preview/504/playground/
• nx e2e ag-grid-storybook-e2e --skip-nx-cache
• nx e2e layout-storybook-e2e --skip-nx-cache
• nx e2e pages-storybook-e2e --skip-nx-cache
• nx run ag-grid-storybook:build-storybook:ci
• nx run i18n:postbuild
• nx run layout-storybook:build-storybook:ci
• nx run pages-storybook:build-storybook:ci
• nx run storybook:build-storybook:ci --outputDir=dist/storybook

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Storybook preview

Component Storybooks:

• ag-grid-storybook
• layout-storybook
• pages-storybook

Apps:

• code-examples
• integration
• playground