Drop separate grpcio installation from Dockerfile

crrev.com/c/5906161 introduced system-level
python3-grpc-tools, and manually installed ones
collide with it and are no longer needed

the Dolos requirements need to be installed though,
TODO to leverage venv better

BUG=b:395482678
TEST=run servod --sversion and /usr/local/bin/doloscmd

Change-Id: If594d291c96a30c9dcc9d898a08f306155629012
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/xolabs-common-core/+/6246923
Tested-by: Michal Matyjek <mmatyjek@google.com>
Reviewed-by: Keith Haddow <haddowk@chromium.org>
Commit-Queue: Keith Haddow <haddowk@chromium.org>
Commit-Queue: Michal Matyjek <mmatyjek@google.com>
Auto-Submit: Michal Matyjek <mmatyjek@google.com>
1 file changed
tree: 279c1285f344d15c1855f1e2ff2658e24a6529cd
  1. src/
  2. .gitignore
  3. OWNERS