Also fix and simplify dtox volume mount permissions adjustment in the
face of docker behavior changes. This new method should be robust to
subtle semantic shifts since it operates after a docker build and
fully in docker run context taking its cue from the CACHE_MODE=pull
method of doing this.
See the release announcement here: https://www.pypy.org/posts/2024/04/pypy-v7316-release.html
Also fix and simplify dtox volume mount permissions adjustment in the face of docker behavior changes. This new method should be robust to subtle semantic shifts since it operates after a
docker buildand fully indocker runcontext taking its cue from theCACHE_MODE=pullmethod of doing this.