RFR: 7903679: jcstress: Upgrade some actions to avoid deprecated Node 16

[Aleksey Shipilev]

Node 16 is getting deprecated in GHA, we need to bump the versions for some GHA actions.

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Commit messages:
 - Fix

Changes: https://git.openjdk.org/jcstress/pull/146/files
 Webrev: https://webrevs.openjdk.org/?repo=jcstress&pr=146&range=00
  Issue: https://bugs.openjdk.org/browse/CODETOOLS-7903679
  Stats: 7 lines in 1 file changed: 0 ins; 0 del; 7 mod
  Patch: https://git.openjdk.org/jcstress/pull/146.diff
  Fetch: git fetch https://git.openjdk.org/jcstress.git pull/146/head:pull/146

PR: https://git.openjdk.org/jcstress/pull/146