docs: fix cta and alert shortcodes

[bennypowers]

refactors and fixes the cta and alert shortcodes
removes the width attr from example shortcode

What I did

1. trim whitespace from cta
2. modularize and refactor shortcodes

Testing Instructions

1. /elements/call-to-action/
2. /elements/accordion/

Notes to Reviewers

[changeset-bot]

⚠️ No Changeset found

Latest commit: ec28bc9

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR

[netlify]

✅ Deploy Preview for red-hat-design-system ready!

Name	Link
🔨 Latest commit	ec28bc9
🔍 Latest deploy log	https://app.netlify.com/sites/red-hat-design-system/deploys/64787301bd8a9b00086efdd2
😎 Deploy Preview	https://deploy-preview-1015--red-hat-design-system.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site settings.

[github-actions]

Size Change: 0 B

Total Size: 187 kB

ℹ️ View Unchanged

Filename	Size
./elements/rh-accordion/rh-accordion-header.js	1.98 kB
./elements/rh-accordion/rh-accordion-panel.js	1.24 kB
./elements/rh-accordion/rh-accordion.js	1.15 kB
./elements/rh-alert/rh-alert.js	4.24 kB
./elements/rh-avatar/random-pattern-controller.js	2.72 kB
./elements/rh-avatar/rh-avatar.js	26.6 kB
./elements/rh-badge/rh-badge.js	745 B
./elements/rh-blockquote/rh-blockquote.js	1.96 kB
./elements/rh-button/rh-button.js	3.67 kB
./elements/rh-card/rh-card.js	1.96 kB
./elements/rh-context-provider/rh-context-provider.js	749 B
./elements/rh-cta/rh-cta.js	3.76 kB
./elements/rh-dialog/rh-dialog.js	1.64 kB
./elements/rh-dialog/yt-api.js	614 B
./elements/rh-footer/rh-footer-block.js	765 B
./elements/rh-footer/rh-footer-copyright.js	362 B
./elements/rh-footer/rh-footer-links.js	1.06 kB
./elements/rh-footer/rh-footer-social-link.js	960 B
./elements/rh-footer/rh-footer-universal.js	4.07 kB
./elements/rh-footer/rh-footer.js	5.04 kB
./elements/rh-footer/rh-global-footer.js	250 B
./elements/rh-navigation-secondary/rh-navigation-secondary-dropdown.js	2.42 kB
./elements/rh-navigation-secondary/rh-navigation-secondary-menu-section.js	1.47 kB
./elements/rh-navigation-secondary/rh-navigation-secondary-menu.js	1.74 kB
./elements/rh-navigation-secondary/rh-navigation-secondary-overlay.js	571 B
./elements/rh-navigation-secondary/rh-navigation-secondary.js	4.83 kB
./elements/rh-navigation-secondary/test/fixtures.js	851 B
./elements/rh-pagination/rh-pagination.js	4.17 kB
./elements/rh-spinner/rh-spinner.js	1.56 kB
./elements/rh-stat/rh-stat.js	2.3 kB
./elements/rh-subnav/rh-subnav.js	2.77 kB
./elements/rh-tabs/rh-tab-panel.js	697 B
./elements/rh-tabs/rh-tab.js	1.45 kB
./elements/rh-tabs/rh-tabs.js	1.61 kB
./elements/rh-tag/rh-tag.js	1.91 kB
./elements/rh-tooltip/rh-tooltip.js	1.14 kB
./lib/context/color/consumer.js	1.15 kB
./lib/context/color/controller.js	1.11 kB
./lib/context/color/provider.js	2 kB
./lib/context/event.js	598 B
./lib/DirController.js	488 B
./lib/functions.js	175 B
./lib/ScreenSizeController.js	856 B
./rhds.min.js	85.4 kB

_{compressed-size-action}