git: openjdk/loom: fibers: Revert changes that are no longer needed

[duke]

Changeset: d88aa6d1
Branch: fibers
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2024-10-17 14:26:32 +0000
URL:       https://git.openjdk.org/loom/commit/d88aa6d1ed29d8126982806884d35b3d141ad99c

Revert changes that are no longer needed

! src/hotspot/share/compiler/compilerEvent.cpp
! test/hotspot/jtreg/runtime/locking/TestRecursiveMonitorChurn.java