RFR: 8316328: Shenandoah: jdk/jfr/event/oldobject/TestSanityDefault.java times out for some heap sizes [v2]

[Sergey Bylokhov]

> This is a request to limit the memory used by the test, otherwise it could run "forever" on huge heaps.

Sergey Bylokhov has updated the pull request incrementally with one additional commit since the last revision:

  Update TestSanityDefault.java

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Changes:
  - all: https://git.openjdk.org/jdk/pull/19163/files
  - new: https://git.openjdk.org/jdk/pull/19163/files/aff79f02..3a0cb032

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=19163&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=19163&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/19163.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/19163/head:pull/19163

PR: https://git.openjdk.org/jdk/pull/19163