git: openjdk/jdk-sandbox: classfile-api-branch: Fixed frame offset valid boundaries in StackMapGenerator + added test

[Adam Sotona]

Changeset: 84801631
Author:    Adam Sotona <asotona at openjdk.org>
Date:      2022-07-04 14:24:24 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/848016318448c7d27b4b77f1ac72ccb63307e38a

Fixed frame offset valid boundaries in StackMapGenerator + added test

! src/java.base/share/classes/jdk/classfile/impl/StackMapGenerator.java
! test/jdk/jdk/classfile/StackMapsTest.java