dev-python/jsonschema: Upgrade to 3.2.0

This CL upgrades dev-python/jsonschema to version 3.2.0 and adds its
dependencies from latest gentoo:
- dev-python/importlib_metadata v1.7.0-r1
- dev-python/rfc3339-validator v0.1.2
- dev-python/rfc3986-validator v0.1.1
- dev-python/zipp v1.0.0

Also removes unused dependency from old version:
- dev-python/vcversioner v2.16.0.0

BUG=none
TEST=emerge dev-python/jsonschema

Cq-Depend: chromium:2370853
Change-Id: I815af420183a4f43544ec67c6f2e80d9bd1adcf4
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/2370963
Reviewed-by: Chirantan Ekbote <chirantan@chromium.org>
Commit-Queue: Ren-Pei Zeng <kamesan@chromium.org>
Tested-by: Ren-Pei Zeng <kamesan@chromium.org>
21 files changed