RFR: 7903462: JMH: Upgrade pre-integration workflows [v2]

[Aleksey Shipilev]

> JDK 20 was released, and we need to start tracking 21-ea.

Aleksey Shipilev has updated the pull request incrementally with one additional commit since the last revision:

  Try without Temurin

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Changes:
  - all: https://git.openjdk.org/jmh/pull/101/files
  - new: https://git.openjdk.org/jmh/pull/101/files/cf8e7cb9..f599e484

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jmh&pr=101&range=01
 - incr: https://webrevs.openjdk.org/?repo=jmh&pr=101&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/jmh/pull/101.diff
  Fetch: git fetch https://git.openjdk.org/jmh.git pull/101/head:pull/101

PR: https://git.openjdk.org/jmh/pull/101