[Humble] Move the header files to `.hpp` extension (#206) - No deprecation notice #7

	name: Humble RHEL Binary Build
	on:
	workflow_dispatch:
	pull_request:
	branches:
	- humble
	schedule:
	# Run every day to detect flakiness and broken dependencies
	- cron: '03 3 * * *'

	concurrency:
	# cancel previous runs of the same workflow, except for pushes on humble branch
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: ${{ !startsWith(github.ref, '/refs/heads') }}

	jobs:
	rhel_semi_binary_build:
	uses: ros-controls/ros2_control_ci/.github/workflows/reusable-rhel-binary-build.yml@master
	with:
	ros_distro: humble
	ref_for_scheduled_build: humble

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