[otel-col] Add host metrics receiver (#1675) #311

	# Copyright The OpenTelemetry Authors
	# SPDX-License-Identifier: Apache-2.0
	name: Test image generation

	on:
	push:
	paths:
	- 'src/**'
	- 'test/**'

	jobs:
	build_images:
	if: github.repository == 'open-telemetry/opentelemetry-demo'
	uses: ./.github/workflows/component-build-images.yml

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