git: openjdk/jdk-sandbox: simpleserver: simple-server: another use of Headers::of

[Chris Hegarty]

Changeset: 6ebf415b
Author:    Chris Hegarty <chris.hegarty at oracle.com>
Date:      2021-06-18 18:21:44 +0000
URL:       https://git.openjdk.java.net/jdk-sandbox/commit/6ebf415b8c7081372268e936be1ac37d3f550701

simple-server: another use of Headers::of

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