git: openjdk/jdk-sandbox: simpleserver: simple-server: update command line tests and exit code

[Chris Hegarty]

Changeset: abda6694
Author:    Chris Hegarty <chris.hegarty at oracle.com>
Date:      2021-07-22 12:39:01 +0000
URL:       https://git.openjdk.java.net/jdk-sandbox/commit/abda66947c59fdd224e54e359e3087868addf07c

simple-server: update command line tests and exit code

! src/jdk.httpserver/share/classes/sun/net/httpserver/simpleserver/Main.java
! test/jdk/com/sun/net/httpserver/simpleserver/CommandLineNegativeTest.java
! test/jdk/com/sun/net/httpserver/simpleserver/CommandLinePositiveTest.java