RFR: 8286774: Replace openjdk.java.net with openjdk.org

[Johan Vos]

On Fri, 24 Jun 2022 13:16:40 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

> Simple replacement of `openjdk.java.net` with `openjdk.org` everywhere (except `ASSEMBLY_EXCEPTION`, which is a legal file copied from the mainline `jdk` repo). While doing this I also fixed a few places that were using `http` rather than `https`.

I tested most of the links, and they seem to work. Some are a bit outdated, but not incorrect -- and it's not a goal of this PR to deal with that.

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Marked as reviewed by jvos (Reviewer).

PR: https://git.openjdk.org/jfx/pull/803