[jdk8u-dev] RFR: 8290000: Bump macOS GitHub actions to macOS 11 [v2]

[Severin Gehwolf]

On Thu, 21 Jul 2022 09:59:08 GMT, George Adams <duke at openjdk.org> wrote:

>> macOS 10.15 has been deprecated for some time and will be removed completely on August 30th. See https://github.com/actions/virtual-environments#available-environments and https://github.com/actions/virtual-environments/issues/5583 for context.
>> 
>> This PR doesn't apply cleanly because it was added to the GitHub actions rewrite in tip. As it's unlikely that I will have a backported rewrite by August 30th my preference is to backport this way round.
>
> George Adams has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:
> 
>   Backport 4e6cd67fec3d978f4c8c1aed95a1d09b544eff68

Looks fine to me and GHA seems happy. Thumbs up!

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Marked as reviewed by sgehwolf (Reviewer).

PR: https://git.openjdk.org/jdk8u-dev/pull/87