Preparing various updates to the Project Team pages.

[anisa-hawes]

Preparing various updates to the Project Team pages:

• Update Adam's team: status to false
• Add team_end: 2026
• Update Alexandre's affiliation + bio
• Update Silvia's email
• Update James's avatar portrait

Closes #3797
Closes #3796

Checklist

• Assign yourself in the "Assignees" menu
• Add the appropriate "Label"
• If this PR closes an Issue, add the phrase Closes #ISSUENUMBER to your summary above
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• Check the Netlify Preview: navigate to netlify/ph-preview/deploy-preview and click 'details' (at right)
• Assign at least one individual or team to "Reviewers"
  • if the text needs to be translated, please follow the translation request guidelines, then assign the relevant language team(s) as "Reviewers" and tag both the team as well as the managing editor in your PR.-

[jenniferisasi]

Perfect!