tools: update rollup entry in lint-md package.json

Update package.json to indicate that rollup 2.58.0 is the minimum. That
version was already installed by a previous commit.

PR-URL: https://github.com/nodejs/node/pull/40281


Reviewed-By: Derek Lewis <DerekNonGeneric@inf.is>
Reviewed-By: Daijiro Wachi <daijiro.wachi@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Juan José Arboleda <soyjuanarbol@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>