RFR: 8355746: Start of release updates for JDK 26 [v4]

[Nizar Benalla]

On Thu, 8 May 2025 13:15:35 GMT, Nizar Benalla <nbenalla at openjdk.org> wrote:

>> It is to accommodate the now longer list of --release values in the javac help output,the addition of ", 26".
>> 
>> Splitting the list of releases over two lines would be a better solution, but I didn't take that one when initially preparing the patch.
>
> I'll split the releases over  two lines in the next update. The line is a little too long.

Thinking about this again, could we represent the supported versions more concisely? like `8-26` or `from 8 to 26`.

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PR Review Comment: https://git.openjdk.org/jdk/pull/25008#discussion_r2111590538