RFR: 8322377: Parallel: Remove unused arg in adjust_promo_for_pause_time and adjust_eden_for_pause_time

[Albert Mingkun Yang]

Trivial removing dead code.

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Commit messages:
 - pgc-remove-arg

Changes: https://git.openjdk.org/jdk/pull/17154/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=17154&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8322377
  Stats: 9 lines in 2 files changed: 0 ins; 3 del; 6 mod
  Patch: https://git.openjdk.org/jdk/pull/17154.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/17154/head:pull/17154

PR: https://git.openjdk.org/jdk/pull/17154