fix: remove dialogs in the overview page and fix link issues

[fernando182gomez]

Description

Remove dialogs in the overview page, this because on this way are opening since the page loads, also this dialogs are in their own page so it is no necessary to have them also in the overview one.

Correction for two links.

What's included?

• Dialogs fix
• Links fix

Test Steps

• [x] npm run start
• [x] Go to introduction page and test (App shell, Getting started, Kitchen sink)
• [x] Go to Dialogs>Overview, check that now the dialogs are not opening when the page loads

General Tests for Every PR

• [x] npm run start still works.
• [x] npm run lint passes.
• [x] npm run stylelint passes.
• [x] npm test passes and code coverage is not lower.
• [x] npm run build still works.

[owilliams320]

:tada: This PR is included in version 7.4.3 :tada:

The release is available on:

• v7.4.3
• GitHub release

Your semantic-release bot :package::rocket: