feat: embed gateway

[rwd]

• Introduces a new EmbedGateway component
  • When embed provider has user consent it renders the embed
  • when embed provider has no user consent it renders an overlay
    • overlay uses MediaCardImage to display the thumbnail or overridden default thumbnail (new multimedia icon)
    • renders text and three buttons with options to consent all, selected or only current embed provider
    • when cookieConsentRequired any button click opens the full modal with selected services per option
• Wraps the EmbedOEmbed component on the item page with the EmbedGateway
• Refactors PageCookiesWidget
  • to be reusable as stripped down third-party content modal
  • tracks button clicks in Matomo
• Moves functionality from oembed package to new services utils, combining oembed providers list with cookies/services list
• Adds the multimedia icon to the icon font

[github-actions]

JIRA ticket: EC-6852

[github-actions]

Preview deployment: https://pr-2405.portal-js.dev.eanadev.org/

[sonarqubecloud]

Quality Gate failed

Failed conditions
9.4% Coverage on New Code (required ≥ 80%)

See analysis details on SonarCloud

[sonarqubecloud]

Quality Gate passed

Issues
3 New issues
0 Accepted issues

Measures
0 Security Hotspots
98.7% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud