RFR: 1084: Automatically update repository labels from Skara config

[Erik Joelsson]

On Wed, 7 Jul 2021 15:28:42 GMT, Erik Joelsson <erikj at openjdk.org> wrote:

>> In that case, you will need to use explicit casts here rather than the pattern-matching `instanceof`.
>
> Doh, now I understand what you mean. I must have my intellij configured incorrectly and let it just rewrite this to pattern matching style without thinking about it. Then I was out sick for a week and forgot about it.

I changed my settings and tried compiling with JDK 14 and discovered that we already have several JDK 15 and 16 dependencies that have crept in. Given that, I think I will just bump the required version to 16 (as a separate change). Skara has always been close to the bleeding edge anyway.

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PR: https://git.openjdk.java.net/skara/pull/1194