install grpcio-tools

Signed-off-by: Anas Nashif <[email protected]>

Author: nashif

.github/workflows/twister.yaml

@@ -233,6 +233,7 @@ jobs:
         run: |
           export ZEPHYR_BASE=${PWD}
           export ZEPHYR_TOOLCHAIN_VARIANT=zephyr
+          pip install grpcio-tools
           ./scripts/twister --subset ${{matrix.subset}}/${{ strategy.job-total }} ${TWISTER_COMMON} ${PUSH_OPTIONS}
           if [ "${{matrix.subset}}" = "1" ]; then
             ./scripts/zephyr_module.py --twister-out module_tests.args