git: openjdk/leyden: computed-constants: Add benchmarks

[duke]

Changeset: 27f928dc
Author:    Per Minborg <pminborg at gmail.com>
Date:      2023-08-01 15:23:34 +0000
URL:       https://git.openjdk.org/leyden/commit/27f928dcd25bbc969df7d0669d4c89dc0eaf6b96

Add benchmarks

+ test/micro/org/openjdk/bench/java/lang/ComputedConstantCreate.java
+ test/micro/org/openjdk/bench/java/lang/ComputedConstantInstance.java
+ test/micro/org/openjdk/bench/java/lang/ComputedConstantList.java
+ test/micro/org/openjdk/bench/java/lang/ComputedConstantStatic.java
+ test/micro/org/openjdk/bench/java/lang/ComputedConstantStaticList.java