ui: Added a link to download arm architectures

[codewithnick]

Done

• [List of work items including drive-bys - remember to add the why and what of this work.]

QA

• Check out this feature branch
• Run the site using the command ./run serve or dotrun
• View the site locally in your web browser at: http://0.0.0.0:8001/
  • Be sure to test on mobile, tablet and desktop screen sizes
• [List additional steps to QA the new features or prove the bug has been resolved]

Issue / Card

Fixes #13681

Screenshots

[If relevant, please include a screenshot.]

Help

QA steps - Commit guidelines

[webteam-app]

codewithnick is not a collaborator of the repo

[anthonydillon]

ARM download link is available directly in the page from Ubuntu 25.04.