RFR: 8309170: CDS archive heap is always relocated for larger heap

[Calvin Cheung]

Please review this simple fix for avoiding CDS heap data relocation during runtime.

Testing:
    Passed tiers 1-4. Tier5 (in progress).

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Commit messages:
 - 8309170: CDS archive heap is always relocated for larger heap

Changes: https://git.openjdk.org/jdk/pull/14295/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=14295&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8309170
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/14295.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14295/head:pull/14295

PR: https://git.openjdk.org/jdk/pull/14295