RFR: 8306289: 32-bit build failures after JDK-8303422

[Aleksey Shipilev]

Trivial fix to use `SIZE_FORMAT` where needed.

Testing:
 - [ ] 32-bit builds in GHA

-------------

Commit messages:
 - Fix

Changes: https://git.openjdk.org/jdk/pull/13511/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=13511&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8306289
  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/13511.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/13511/head:pull/13511

PR: https://git.openjdk.org/jdk/pull/13511