[jdk25u-dev] RFR: 8374178: Missing include in systemDictionary.cpp after JDK-8365526

[Goetz Lindenmaier]

I backport this for parity with 25.0.3-oracle.

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Depends on: https://git.openjdk.org/jdk25u-dev/pull/171

Commit messages:
 - backport 9715e6da8355a103d9066bd15ce68b4773cbadcb

Changes: https://git.openjdk.org/jdk25u-dev/pull/172/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk25u-dev&pr=172&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8374178
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk25u-dev/pull/172.diff
  Fetch: git fetch https://git.openjdk.org/jdk25u-dev.git pull/172/head:pull/172

PR: https://git.openjdk.org/jdk25u-dev/pull/172