feat(@vtmn): add rel attribute for blank link targets to prevent security issues

[GaspardMathon]

Changes description

• Add rel="noopener noreferrer" to every link with an explicit target value set to _blank to prevent security issues

Context

• Close #1242

Checklist

• [x] Make sure you are requesting to pull a topic/feature/bugfix branch. Please, don't request directly from your main!
• [x] Check commits & PR names matches our requested structure. It must follow the https://www.conventionalcommits.org pattern.
• [x] Check your code additions will fail neither code linting checks.
• [x] I have reviewed the submitted code.
• [x] I have tested on related showcases.
• [x] If it includes design changes, please ask for a review with a core team designer.

Does this introduce a breaking change?

• No

Other information

Thanks @Tlahey for the issue 🔥

[Tlahey]

Of course @lauthieb ! This security issue must be include inside the components :)

if target = _blank and rel doesn't include noopener add noopener / rel doesn't include noreferrer add noreferrer

[Tlahey]

@GaspardMathon I will provide the changes on the svelte part :)

[lauthieb]

@thibault-mahe for me that's ok. If we are sure there's no breaking change, you can merge it directly. If there are breaking changes, please merge & inform all our consumers. Thanks!