Prepare release v286

[heroku-linguist]

Commits since the last release:

• Bump rubocop from 1.75.4 to 1.75.5 in the ruby-dependencies group (Bump rubocop from 1.75.4 to 1.75.5 in the ruby-dependencies group #1794)
• Add support for the package manager uv (Add support for the package manager uv #1791)

For the full diff, see the compare view:
v285...main

[edmorley]

$ make publish
Checking environment...
Checking buildpack versions in sync...
Extracting changelog entry for this release...

- Added support for the package manager uv. ([#1791](https://github.com/heroku/heroku-buildpack-python/pull/1791))

Deploy as v286 [y/n]? y

Creating GitHub release...
https://github.com/heroku/heroku-buildpack-python/releases/tag/v286

Publishing to the Heroku Buildpack Registry...
Two-factor code: ********************************************
Publishing buildpack heroku/python... done
Publishing buildpack was successful

 Version Released At              Status    
 ─────── ──────────────────────── ───────── 
 286     2025-05-13T20:41:00.179Z published