Fix GitHub link for David

[raulcd]

While doing the PR to add myself to the roaster I found that David's GitHub link was not correct.

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Name	Status	Preview	Comments	Updated (UTC)
quantstack-github-io	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Nov 13, 2024 9:57am

[HaudinFlorence]

@raulcd Thanks for proposing this PR.