[jdk17u-dev] RFR: 8286452: The array length of testSmallConstArray should be small and const

[Goetz Lindenmaier]

I backport this for parity with 17.0.6-oracle.

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Commit messages:
 - Backport d65fba412ec8e5a076d4940c932b70c629bb9dc7

Changes: https://git.openjdk.org/jdk17u-dev/pull/735/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=735&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8286452
  Stats: 9 lines in 1 file changed: 1 ins; 0 del; 8 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/735.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev pull/735/head:pull/735

PR: https://git.openjdk.org/jdk17u-dev/pull/735