Bump actions/upload-artifact from 4.4.3 to 4.5.0 in the action-dependencies group #439

	name: Run Sigstore Signer tests

	on:
	push:
	branches:
	- main
	pull_request:
	workflow_dispatch:

	permissions: {}

	jobs:
	test-sigstore:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout securesystemslib
	uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683

	- name: Set up Python
	uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b
	with:
	python-version: '3.x'
	cache: 'pip'
	cache-dependency-path: 'requirements*.txt'

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install --upgrade tox

	- run: \|
	tox -e sigstore

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