RFR: 8311245 JFR: Remove t.printStackTrace() in PeriodicEvents

[Erik Gahlin]

Could I have review of a fix that removes a debug statement.

Testing: test/jdk/jdk/jfr

Thanks
Erik

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Commit messages:
 - Initial

Changes: https://git.openjdk.org/jdk/pull/14754/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=14754&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8311245
  Stats: 10 lines in 1 file changed: 0 ins; 8 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/14754.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14754/head:pull/14754

PR: https://git.openjdk.org/jdk/pull/14754