RFR: 8369609: Continuations preempt_epilog is missing a call to invalidate_jvmti_stack [v4]

[Serguei Spitsyn]

> This is a simple fix to add missing call to `invalidate_jvmti_stack()` to the `freeze_epilog(ContinuationWrapper& cont)`.
> 
> Testing:
> - TBD: Run mach5 tiers 1-6

Serguei Spitsyn has updated the pull request incrementally with one additional commit since the last revision:

  review: call to invalidate_jvmti_stack for pure continuations only

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/27878/files
  - new: https://git.openjdk.org/jdk/pull/27878/files/3edebdbd..e6fc4058

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=27878&range=03
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=27878&range=02-03

  Stats: 9 lines in 1 file changed: 3 ins; 1 del; 5 mod
  Patch: https://git.openjdk.org/jdk/pull/27878.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/27878/head:pull/27878

PR: https://git.openjdk.org/jdk/pull/27878