git: openjdk/jtharness: (regression tests) MainToolTest refactoring: used try-with-resources and lambda

[Dmitry Bessonov]

Changeset: af0e63ad
Author:    Dmitry Bessonov <dbessono at openjdk.org>
Date:      2020-11-28 17:13:49 +0000
URL:       https://git.openjdk.java.net/jtharness/commit/af0e63ad

(regression tests) MainToolTest refactoring: used try-with-resources and lambda

! unit-tests/com/sun/javatest/tool/MainToolTest.java