git: openjdk/jfx-sandbox: metal: 8307952: Implement rendering performance test framework

[duke]

Changeset: 22a0f647
Author:    Karthik P K <karthik.p.k at oracle.com>
Date:      2023-05-12 14:08:30 +0000
URL:       https://git.openjdk.org/jfx-sandbox/commit/22a0f647e4812e1321d69b7410850623ea09fd58

8307952: Implement rendering performance test framework

+ tests/performance/animation/RenderPerfTest/src/renderperf/RenderPerfTest.java
+ tests/performance/animation/RenderPerfTest/src/renderperf/duke.png