Update undersample.xml #784

	name: manual_build

	on: push

	#on:
	# push:
	# branches:
	# - develop
	# - master
	# pull_request:
	# branches:
	# - develop
	#
	jobs:
	linux:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v1
	with:
	fetch-depth: 1
	- name: Install docbook tools
	run: sudo apt-get install docbook docbook-xsl xsltproc
	- name: Install pygments
	run: sudo pip install 'pygments>=2.10'
	- name: Build HTML manual
	run: make html-dist
	- name: Deploy to gh-pages
	uses: peaceiris/actions-gh-pages@v3
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: ./html

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