git: openjdk/loom: fibers: fix regressions in NSK jdwp, jdb and jdi tests after JVMTI SR update

[duke]

Changeset: 05f26e7d
Author:    Serguei Spitsyn <serguei.spitsyn at oracle.com>
Date:      2021-07-17 17:29:26 +0000
URL:       https://git.openjdk.java.net/loom/commit/05f26e7db1518fd780802ebceb924ccf331c2763

fix regressions in NSK jdwp, jdb and jdi tests after JVMTI SR update

! src/hotspot/share/prims/jvmtiEnv.cpp
! src/hotspot/share/prims/jvmtiEnvBase.cpp
! src/hotspot/share/runtime/continuation.cpp