git: openjdk/jtharness: (build) build.number incremented to b16

[Dmitry Bessonov]

Changeset: b02153a5
Author:    Dmitry Bessonov <dbessono at openjdk.org>
Date:      2020-12-02 22:13:32 +0000
URL:       https://git.openjdk.java.net/jtharness/commit/b02153a5

(build) build.number incremented to b16

! build/build.properties