RFR: JDK-8314075: Update JCov version for JDK 22

[Alexandre Iline]

Update JCov version for JDK 22

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Commit messages:
 - JDK-8314075: Update JCov version for JDK 22

Changes: https://git.openjdk.org/jdk/pull/15215/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=15215&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8314075
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/15215.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/15215/head:pull/15215

PR: https://git.openjdk.org/jdk/pull/15215