git: openjdk/leyden: computed-constants: Fix issue in orElse and orElseThrow

[duke]

Changeset: 591689ed
Author:    Per Minborg <pminborg at gmail.com>
Date:      2023-08-09 14:44:13 +0000
URL:       https://git.openjdk.org/leyden/commit/591689ed312977bbd6f99484d3c92e6a12aed9b3

Fix issue in orElse and orElseThrow

! src/java.base/share/classes/java/lang/ComputedConstant.java
! src/java.base/share/classes/jdk/internal/constant/AbstractComputedConstant.java
! test/jdk/java/lang/ComputedConstant/BasicComputedConstantTest.java