git: openjdk/jdk-sandbox: simpleserver: simple-server: update and streamline HttpHandlers class-level docs and examples

[Chris Hegarty]

Changeset: 3e4afa28
Author:    Chris Hegarty <chris.hegarty at oracle.com>
Date:      2021-07-08 14:12:03 +0000
URL:       https://git.openjdk.java.net/jdk-sandbox/commit/3e4afa28dc91e7e6a44879e88d528eb7e5a17017

simple-server: update and streamline HttpHandlers class-level docs and examples

! src/jdk.httpserver/share/classes/com/sun/net/httpserver/HttpHandlers.java