RFR: 8311227: Add .editorconfig [v2]

[Erik Joelsson]

On Mon, 7 Apr 2025 10:10:57 GMT, Magnus Ihse Bursie <ihse at openjdk.org> wrote:

>> Alternative to https://github.com/openjdk/jdk/pull/23693 for implementing JDK-8311227.
>> 
>> This `.editorconfig` file is a 1-to-1 conversion of the checks done by jcheck into .editorconfig format. I believe that is a better way to introduce an `.editorconfig` file into the existing JDK project.
>
> Magnus Ihse Bursie has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Add .editorconfig enforcing Hotspot style

Marked as reviewed by erikj (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/24448#pullrequestreview-2746969972