[jdk17u-dev] RFR: 8309104: [JVMCI] compiler/unsafe/UnsafeGetStableArrayElement test asserts wrong values with Graal

[Goetz Lindenmaier]

I backport this for parity with 17.0.10-oracle.

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Commit messages:
 - Backport 11fb5b2209124bbf1100657e340ba5aebc3820d7

Changes: https://git.openjdk.org/jdk17u-dev/pull/1842/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1842&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8309104
  Stats: 11 lines in 1 file changed: 0 ins; 0 del; 11 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1842.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1842/head:pull/1842

PR: https://git.openjdk.org/jdk17u-dev/pull/1842