Correction of clock frequency errors, assigning 49 MHz to the main frequency for Gowin Primer 20k #13

	name: Synthesis check

	on:
	pull_request:
	branches: [main]
	types:
	- opened
	- synchronize
	- reopened

	env:
	USER: root
	ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true

	jobs:
	linux-testing:
	name: ${{ matrix.tool }}_${{ matrix.imagever }}
	runs-on: ['ubuntu-latest']
	container:
	image: ${{ matrix.imagerepo }}:${{ matrix.imagever }}
	timeout-minutes: 45
	strategy:
	fail-fast: true
	matrix:
	include:
	- tool: quartus
	imagerepo: ghcr.io/raetro/quartus
	imagever: 21.1.1
	boards: 43
	labs: 12345
	- tool: quartus
	imagerepo: ghcr.io/raetro/quartus
	imagever: 13.0sp1
	boards: 10 36
	labs: 12345
	steps:
	- name: Checkout
	run: \|
	# Avoid https://github.com/actions/checkout/issues/1590
	curl -L -o archive.tar.gz https://github.com/${GITHUB_REPOSITORY}/archive/${GITHUB_SHA}.tar.gz
	tar xvf archive.tar.gz; env; pwd; ls *${GITHUB_SHA}
	- name: Synthesis
	shell: bash
	run: \|
	set -ex; cd *${GITHUB_SHA}
	echo >scripts/steps/04_configure_fpga.source_bash # disable programmator
	for b in ${{ matrix.boards }}; do
	echo -e "$b\ny\n" \| ./check_setup_and_choose_fpga_board.bash
	for x in labs/[${{ matrix.labs }}]_/__/03_synthesize_for_fpga.bash; do
	pushd `dirname $x`
	echo \| ./`basename $x`
	popd
	done
	done

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