Fix git-annex installation command in documentation

[aarpon]

Update installation command for git-annex from uv tool update to uv tool install.

For a first-time installation, uv tool update will not work.

[adswa]

Thank you!

[welcome]

(Image: CC-BY license, The Turing Way Community, & Scriberia. Zenodo. https://doi.org/10.5281/zenodo.3332808) Congrats on merging your first pull request! 🎉 The DataLad Handbook team appreciates your contribution greatly, and we want to say thanks! 💖 Now go ahead and share your first merge with your colleagues, you got yourself this brag right! 😄 🎁

[adswa]

@all-contributors please add @aarpon for bug, content

[allcontributors]

@adswa

I've put up a pull request to add @aarpon! 🎉

[adswa]

@aarpon feel free to add yourself to the .zenodo.json file in this repository (custom is at the second to last position, just before Michael Hanke). Or leave your details in a comment and I'll add them :)

[aarpon]

Hi, @adswa

Thanks a lot! I think it is quicker (for me ;-) ) to drop them here:

{
  "name": "Ponti, Aaron",
  "affiliation": "Scientific Image Analysis and Software Engineering Consultancy; Basel, Switzerland",
  "orcid": "0000-0003-4406-3508"
}