RFR: 8272863: Replace usages of Collections.sort with List.sort call in public java modules

[Daniel Fuchs]

On Mon, 23 Aug 2021 21:01:48 GMT, Andrey Turbanov <github.com+741251+turbanoff at openjdk.org> wrote:

> Collections.sort is just a wrapper, so it is better to use an instance method directly.

java/net and sun/net changes LGTM

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Marked as reviewed by dfuchs (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/5229