git: openjdk/loom: fibers: Fix chunk deopt issues

[duke]

Changeset: a91b8f67
Author:    Ron Pressler <ron.pressler at oracle.com>
Date:      2020-12-07 12:48:47 +0000
URL:       https://git.openjdk.java.net/loom/commit/a91b8f67

Fix chunk deopt issues

! src/hotspot/share/oops/instanceStackChunkKlass.inline.hpp
! src/hotspot/share/runtime/continuation.cpp