[Openamp-rp] [OpenAMP/open-amp] da13b3: CI: Fix Zephyr build error due to cmake version

Branch: refs/heads/master Home: https://github.com/OpenAMP/open-amp Commit: da13b392629d3b73e10c6f35fa21560465f3cf0c https://github.com/OpenAMP/open-amp/commit/da13b392629d3b73e10c6f35fa2156046... Author: Arnaud Pouliquen arnaud.pouliquen@foss.st.com Date: 2021-08-24 (Tue, 24 Aug 2021)

Changed paths: M .github/actions/build_ci/entrypoint.sh

Log Message: ----------- CI: Fix Zephyr build error due to cmake version

CMake 3.20.0 or higher is required by Zephyr. Use pip3 as recommended by zephyr project to get the last version.

Signed-off-by: Arnaud Pouliquen arnaud.pouliquen@foss.st.com