Use pip install ruff==<new version> instead of pip install ruff in a release announcement blog post?

[harupy]

pip install ruff is a no-op if ruff is already installed but pip install ruff==<release version> is not.

[zanieb]

Thanks! I'll change the template to be pip install --upgrade ruff

https://github.com/astral-sh/astral-sh/pull/38