Improve codestyle in send-sms example #3

	name: Build Examples
	on:
	push

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	example: [send-sms]
	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: '3.10'

	- name: Install PlatformIO
	run: \|
	python -m pip install --upgrade pip
	pip install --upgrade platformio

	- name: Build ${{ matrix.example }}
	working-directory: examples/${{ matrix.example }}/
	run: pio run

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