RFR: 8321997: Increase upper limit of LoopOptsCount flag

[Tobias Holenstein]

Currently `LoopOptsCount` has a range of 5-43 with default value 43. For stress testing we want to set values higher than 43. Set to upper limit to 1000 or even max_jint.

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Commit messages:
 - JDK-8331727: Increase upper limit of LoopOptsCount flag

Changes: https://git.openjdk.org/jdk/pull/21921/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=21921&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8321997
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/21921.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/21921/head:pull/21921

PR: https://git.openjdk.org/jdk/pull/21921