fix: fix up #893: add missing `shell: bash` (#904) #530

	name: "Lint Python code"

	on:
	push:
	branches:
	- main
	pull_request:
	paths:
	- 'example/python/**.py'
	- 'crates/voicevox_core_python_api/**.py'
	- 'crates/voicevox_core_python_api/requirements*.txt'
	- 'crates/voicevox_core_python_api/pyproject.toml'
	- '.github/workflows/python_lint.yml'

	defaults:
	run:
	shell: bash
	working-directory: ./crates/voicevox_core_python_api

	jobs:
	python:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: "3.8"
	- name: Install Poetry
	run: \|
	python -m pip install --upgrade poetry
	poetry config virtualenvs.create false
	- name: Validate poetry.lock
	run: \|
	poetry lock --no-update
	git diff --exit-code
	- name: Install dependencies
	run: poetry install --with test
	- name: Check code style for voicevox_core_python_api
	run: \|
	black --check .
	isort --check .
	- name: Check code style for example/python
	working-directory: ./example/python
	run: \|
	black --check --diff .
	isort --check --diff --profile black .

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