Integrated: 8340815: Add SECURITY.md file

[George Adams]

On Tue, 24 Sep 2024 13:28:47 GMT, George Adams <gdams at openjdk.org> wrote:

> Currently the [security tab](https://github.com/openjdk/jdk/security) on the GitHub repos is empty with no clear information or links on where to report security vulnerabilities.
> 
> <img width="1278" alt="Screenshot 2024-09-24 at 14 28 37" src="https://github.com/user-attachments/assets/4fd68f9f-46d8-4c06-ad71-52747c8f5cf2">
> 
> I've added a simple SECURITY.md file which includes the link to the official policy on the website.

This pull request has now been integrated.

Changeset: 0474f020
Author:    George Adams <gdams at openjdk.org>
Committer: Erik Joelsson <erikj at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/0474f020bf276c761f46bc8ba0873ed90a8fd19b
Stats:     3 lines in 1 file changed: 3 ins; 0 del; 0 mod

8340815: Add SECURITY.md file

Reviewed-by: mr, jwaters, erikj

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PR: https://git.openjdk.org/jdk/pull/21155