Prepare release v284

[heroku-linguist]

Commits since the last release:

• Fix handling of version files that contain CRLFs (Fix handling of version files that contain CRLFs #1789)

For the full diff, see the compare view:
v283...main

[edmorley]

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

- Fix parsing of `runtime.txt` and `.python-version` files that contain CRLF characters. ([#1789](https://github.com/heroku/heroku-buildpack-python/pull/1789))

Deploy as v284 [y/n]? y

Creating GitHub release...
https://github.com/heroku/heroku-buildpack-python/releases/tag/v284

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

 Version Released At              Status    
 ─────── ──────────────────────── ───────── 
 284     2025-05-06T20:47:34.062Z published