[jdk17u-dev] RFR: 8287107: CgroupSubsystemFactory.setCgroupV2Path asserts with freezer controller

[Severin Gehwolf]

Clean backport issue is present in 17u too.

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Commit messages:
 - Backport 704b9a66bba0dc8adb62be80fd62864b9c687c3f

Changes: https://git.openjdk.java.net/jdk17u-dev/pull/443/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk17u-dev&pr=443&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8287107
  Stats: 117 lines in 3 files changed: 114 ins; 0 del; 3 mod
  Patch: https://git.openjdk.java.net/jdk17u-dev/pull/443.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk17u-dev pull/443/head:pull/443

PR: https://git.openjdk.java.net/jdk17u-dev/pull/443