[jdk11u-dev] RFR: 8252957: Wrong comment in CgroupV1Subsystem::cpu_quota

[Severin Gehwolf]

Comment only change so that correct units are documented. Makes sense now since we've carried it over via the cgroups v2 backport. Low risk, comment only.

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Commit messages:
 - Backport 5166094647f8bfae32ef4bbde2e40f68e073b595

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/949/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=949&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8252957
  Stats: 4 lines in 2 files changed: 0 ins; 0 del; 4 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/949.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/949/head:pull/949

PR: https://git.openjdk.java.net/jdk11u-dev/pull/949