Bump flask from 3.0.0 to 3.0.3 in /stix_shifter #6390

	# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: CI Build

	on: [push, pull_request]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [3.8, 3.9]

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	cache: 'pip'
	cache-dependency-path: '**/requirements-dev.txt'
	- name: Install dependencies
	run: \|
	python generate_requirements.py
	pip install --upgrade pip setuptools wheel
	pip install -r requirements-dev.txt
	- name: Lint with flake8
	run: \|
	pip install --upgrade flake8
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --count --select=E901,E999,F821,F822,F823 --show-source --statistics
	# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
	flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
	- name: Run unittest
	run: \|
	pip install pytest
	pytest -vv

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