Add ZEN4 Phoenix detection #350

	name: amd64 Linux CMake

	on:
	push:
	pull_request:
	schedule:
	# min hours day(month) month day(week)
	- cron: '0 0 7,22 * *'

	jobs:
	# Building using the github runner environement directly.
	make:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Env
	run: make --directory=cmake/ci amd64_env
	- name: Devel
	run: make --directory=cmake/ci amd64_devel
	- name: Build
	run: make --directory=cmake/ci amd64_build
	- name: Test
	run: make --directory=cmake/ci amd64_test
	- name: Install Env
	run: make --directory=cmake/ci amd64_install_env
	- name: Install Devel
	run: make --directory=cmake/ci amd64_install_devel
	- name: Install Build
	run: make --directory=cmake/ci amd64_install_build
	- name: Install Test
	run: make --directory=cmake/ci amd64_install_test

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