Integrated: Cleanups and fixes

[Jesper Wilhelmsson]

On Tue, 30 Sep 2025 19:10:10 GMT, Jesper Wilhelmsson <jwilhelm at openjdk.org> wrote:

> Various cleanups and fixes:
> * Removed the "ToDo" from the README - it's been there from the start and had some random things suggested for improvement at the time but it hasn't guided the work or what we have focused on in the guide. It also wasn't updated when changes were made so by now it was mainly outdated.
> * Removed the mention of LTS releases since this is not an OpenJDK concept.
> * Updated Sponsor links in the context of sponsoring a change, the links were referring to the description of sponsoring a Project.
> * Added a note on using N-pool values for FixVersion.
> * Cleaned up description of AffectsVersion.
> * Removed "Things to keep in mind when requesting an improvement" which is already covered in [Contributing to an OpenJDK Project](https://openjdk.org/guide/#contributing-to-an-openjdk-project)
> * Changed backout process to not use sub-tasks.
> * Fixed minor typos etc.

This pull request has now been integrated.

Changeset: 0e977dfb
Author:    Jesper Wilhelmsson <jwilhelm at openjdk.org>
URL:       https://git.openjdk.org/guide/commit/0e977dfbc452e97b89f983d19c3fe02629441a28
Stats:     61 lines in 8 files changed: 5 ins; 30 del; 26 mod

Cleanups and fixes

Reviewed-by: rriggs, iris

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PR: https://git.openjdk.org/guide/pull/159